CAESALPININ F

A tetracyclic diterpenoid isolated from the seed kernels of Caesalpinia crista that has been found to exhibit antimalarial activity.


secoiridoid glycoside

A glycoside of any secoiridoid.


A tetracyclic triterpenoid that is lanost-8-ene carrying two hydroxy substituents at positions 3beta and 30.


KANSUIPHORIN A

A tetracyclic diterpenoid that is 13-hydroxyingenol in which the hydroxy groups at positions 3, 13 and 20 are esterified by 2,3-dimethylbutyric acid, lauric acid and palmitic acid. Isolated from the roots of Euphorbia kansui, it exhibits anti-cancerous activity.


A diastereomer of protopanaxadiol in which the 20-hydroxy substituent has been introduced at the pro-S position.


sch 725432

A sesquiterpenoid based on the caryophyllene ring system. Isolated from the fungal fermentation broth of Chrysosporium pilosum, it exhibits antifungal activity.


CABRALEAHYDROXYLACTONE

A tetracyclic triterpenoid isolated from the stems of  Aglaia abbreviata.


2alpha-acetoxy-28-acetylrubiarboside G

A triterpenoid saponin with an arborinane-type terpenoid as the aglycone. It has been isolated from the roots of Rubia yunnanensis.


carane

A carbobicyclic compound that is bicyclo[4.1.0]heptane substituted by methyl groups at positions 3, 7 and 7.


nerolidol

A farnesane sesquiterpenoid that is dodeca-1,6,10-triene which carries methyl groups at positions 3, 7 and 11 and a hydroxy group at position 3. It is a natural product that is present in various flowers and plants with a floral odor. Chemically, it exists in two geometric isomers, trans and cis forms. It is widely used in cosmetics (e.g. shampoos and perfumes), in non-cosmetic products (e.g. detergents and cleansers) and also as a food flavoring agent.


Oblonganoside A

A triterpenoid saponin thatr is the beta-D-glucopyranosyl ester of 3,23-O-hydroxyethylidene-3beta,23-dihydroxyurs-12,19(20)-dien-28-oic acid. Isolated from Ilex oblonga, it exhibits activity against TMV.


4,4'-diapolycopen-4-oic acid

An apo carotenoid triterpenoid that is 4,4'-diapolycopene in which one of the terminal methyl groups has been replaced by a carboxy group.


A triterpenoid saponin that is cucurbita-1,5-diene substituted by hydroxy groups at positions 16, 20 and 25, a methoxy group at position 24, oxo groups at positions 3, 11 and 22 and a beta-D-glucopyranosyloxy residue at position 2. It has been isolated from the roots of Machilus yaoshansis.


AJUGACILIATIN I

A diterpene lactone isolated from the whole plant Ajuga ciliata.


monoterpenoid

Any terpenoid derived from a monoterpene. The term includes compounds in which the C10 skeleton of the parent monoterpene has been rearranged or modified by the removal of one or more skeletal atoms (generally methyl groups).


(+)-bornyl diphosphate

A monoterpenyl phosphate that is the O-diphospho derivative of (+)-borneol.


A  scalarane sesterterpenoid that is the deoxo derivative of 12-epi-scalarin. It has been isolated from the sponge,Hyattella species.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[(2R)-1-glycerylphosphono]-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosamine as the glycosyl fragment.


triptohypol A

A pentacyclic triterpenoid with formula C30H40O6, originally isolated from Tripterygium hypoglaucum.


A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of Lansium domesticum.


megathyrin A

A cyclic terpene ketone that is ent-7alpha,20-epoxy-kaur-16-en-15-one substituted with hydroxy groups at positions 1, 7 and 14 (the 1alpha,7beta,14beta stereoisomer). Isolated from  the leaves of Isodon megathyrsus, it exhibits cytotoxic activity.


DYSOLENTICIN C

A tetracyclic triterpenoid isolated from Dysoxylum lenticellatum.


An alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


A  germacranolide isolated from Elephantopus mollis and has been shown to exhibit antineoplastic activity.


triptolidenol

A tetracyclic diterpenoid that is isolated from Tripterygium wilfordii and exhibits anti-inflammatory properties.


A  lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


A carbotricyclic compound that is isopimarane with double bonds introduced at the 7-8 and 15-16 positions and in which the hydrogen at position 9 is beta instead of alpha.


glycan G10595

A dolichyl diphosphooligosaccharide compound consisting of a branched octasaccharide attached to the dolichyl chain via a diphosphate linkage.


13-cis-retinyl tetradecanoate

A retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of 13-cis-retinol.


isopentenyldehydrorhodopin

A C45 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species


A polyprenyl glycosyl phosphate consisting of the trisaccharide alpha-D-GalNAc-(1->4)-alpha-D-GalNAc-(1->3)-alpha-D-diNAcBac linked via a diphospho group to tritrans,heptacis-undecaprenol.


An acyclic carotene that is lycopene having a cis-double bond at position 5.


juvenile hormone III skipped bisepoxide

A juvenile hormone that is methyl farnesoate in which the 2,3 and 10,11-double bonds have been epoxidised. Found in the stink bug, Plautia stali.


(13S)-vitexifolin A

A labdane diterpenoid in which the labdane skeleton has double bonds at positions 8(17) and 14 and carries an S-hydroxy group at position 13.


STRONGYLIN A

A sesquiterpenoid that is 1,2,3,4,4a,5,6,7,7a,8-decahydrobenzo[d]xanthene substituted by a hydroxy group at position 12, methyl groups at positions 4, 4, 7 and 7a and a methoxy group at position 9 (the 4aS,7S,7aR,13aS stereoisomer). Isolated from  Strongylophora hartmani, it exhibits activity against the influenza virus.


gelomulide K

An abietane diterpenoid that is ent-abieta-2(3),13(15)-diene-16,12-olide substituted by a 1beta-acetoxy group and a beta-epoxy group across positions 8 and 14. Isolated from the leaves of Gelonium aequoreum, it exhibits moderate cytotoxicity against lung (A549), breast (MDAMB-231 and MCF7), and liver (HepG2) cancer cell lines.


indicanone

A guaiane sesquiterpenoid that is 4,5,6,7-tetrahydroazulen-2(1H)-one substituted by a hydroxymethyl group at position 8, a methyl group at position 3 and an isopropenyl group at position 5. Isolated from the roots of Wikstroemia indica, it exhibits antiinflammatory activity.


coriatin

A sesquiterpene lactone containing two epoxide groups and two tertiary hydroxy groups that has been isolated from the roots of Coriaria nepalensis.


spiroalbatene

A diterpene produced by a diterpene synthase from Allokutzneria albata.


FATSICARPAIN G

A terpene lactone that is 13,28-epoxyolean-11-en-28-one substituted by hydroxy groups at positions 3 and 23. Isolated from the leaves and twigs of Fatsia polycarpa, it exhibits anti-HBV activity.


weigelic acid

A pentacyclic triterpenoid that is urs-12-ene substituted by hydroxy groups at positions 1, 2, 3 and 23 and a carboxy group at position 28 (the 1beta,2alpha,3alpha stereoisomer). Isolated from  Weigela subsessilis, it exhibits anticomplement activity against complement induced hemolysis.


celasdin B

A pentacyclic triterpenoid that is friedelin substituted by hydroxy groups at positions 16 and 28. It is isolated from the stems of Celastrus hindsii and exhibits anti-HIV activity.


beta-damascenone

A cyclic monoterpene ketone that is 2,6,6-trimethylcyclohexa-1,3-diene substituted at position 1 by a crotonoyl group.


A iridoid monoterpenoid isolated from the aerial parts of Verbena litoralis and shown to possess stimulating effects on nerve growth factor.


all-trans-violaxanthin

The all-trans-stereoisomer of violaxanthin.


TRIPTOCALLIC ACID D

A pentacyclic triterpenoid with formula C30H48O4, originally isolated from Tripterygium wilfordii and Tripterygium hypoglaucum.


An isomer of selinene where the double bond in the octahydronaphthalene ring system is endocyclic with (2R,4aR,8aS)-configuration. It has been isolated from termites.


inumakal

An abietane diterpenoid that is podocarpa-8,11,13-triene substituted by a propan-2-yl group at position 14, a hydroxy group at position 11 and a formyl group at position 16. It is isolated from Podocarpus latifolius.


Z-senegasaponin a

The Z-isomer of senegasaponin a.


C30 botryococcene

A triterpene that is docosa-2,6,11,16,20-pentaene bearing six methyl substituents at positions 2, 6, 10, 13, 17 and 21 as well as a vinyl substituent at position 10 (with all-E-configuration).


TETRAHYMANOL

A pentacyclic triterpenoid having a 3beta- (21alpha-) hydroxy-substituted gammacerane structure.


isoterpinolene

A p-menthadiene with double bonds at positions 2 and 4(8).


A carotenoid ether that is the 3,4-dihydro derivative of the tetraterpenoid spheroidene.


9-cis-retinyl tetradecanoate

A retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of 9-cis-retinol.


ditrans,polycis-undecaprenol

An undecaprenol where the geometry of the double bonds is specified as (2Z,6Z,10Z,14Z,18Z,22Z,26Z,30Z,34E,38E).


TOLYPODIOL

A diterpenoid natural product obtained from the cyanobacterium Tolypothrix nodosa. It shows strong anti-inflammatory activity in the mouse ear edema assay.


madhucoside A

A triterpenoid saponin that consists of protobassic acid as the aglycone moiety. Isolated from the barks of Madhuca indica, it exhibits radical scavenging activity.


integric acid

An eremophilane sesquiterpenoid with anti-HIV-1 activity. It is isolated from Xylaria sp. MF6254.


Euphorbia diterpenoid 2

A tetracyclic diterpenoid isolated from the whole plant of Euphorbia decipiens and exhibits inhibitory activity against urease.


(+)-artemisinic alcohol

A monocarboxylic acid that is prop-2-en-1-ol acid which is substituted at position 2 by a 4,7-dimethyl-1,2,3,4,4a,5,6,8a-octahydronaphthalen-1-yl group (the 1S,4R,4aS,8aR diastereoisomer). It is a sesquiterpenoid precursor of artemisinin, obtained from sweet wormwood, Artemisia annua.


mollisoside A

A triterpene glycoside obtained from the New Zealand and South Australian sea cucumber Australostichopus mollis.


A p-menthane monoterpenoid that is p-menthane substituted by an oxo group at position 3.


alpha-cadinene

A cadinene sesquiterpene that consists of 1-(propan-2-yl)-1,2,4a,5,6,8a-hexahydronaphthalene having two methyl substituents at positions 1 and 4 (the 1S,4aS,8aS-configuration).


hainanic acid A

A tetracyclic triterpenoid isolated from the fruiting bodies of Ganoderma hainanense.


globostellatic acid B

A tricyclic triterpenoid of the isomalabaricane group.


A germacrane sesquiterpenoid that is 4,5-epoxygermacra-9Z-ene substituted by hydroxy groups at positions 1, 2 and 6. Isolated from Santolina insularis, it exhibits cytotoxicity against human colon carcinoma cell line.


prenols

Any alcohol possessing the general formula H-[CH2C(Me)=CHCH2]nOH in which the carbon skeleton is composed of one or more isoprene units (biogenetic precursors of the isoprenoids).


xanthophyll

A subclass of carotenoids consisting of the oxygenated carotenes.


ginkgolide B

A ginkgolide in which the pro-R hydrogens at positions 6, 12, and 17 of the  8-tert-butyl-16-methyl-2,4,14,19-tetraoxahexacyclo[8.7.2.0(1,11).0(3,7).0(7,11).0(13,17)]nonadecane-5,15,18-trione ginkgolide skeleton have been replaced by hydroxy groups.


lobophytumin E

A diterpenoid isolated from the Hainan soft coral Lobophytum cristatum.


A pentacyclic triterpenoid that is the C-4 epimer of hederagenin. It has been isolated from the roots of Rubia yunnanensis.


abietatriene

A diterpene that is abietane having three double bonds located at positions 8, 11 and 13.


A  pentacyclic triterpenoid that is olean-13(18)-en-28-oic acid substituted by hydroxy groups at positions 2 and 3 (the 2alpha,3beta-stereoisomer). It has been isolated from the leaves of Rosa laevigata.


hyperinol B

A hexacyclic triterpenoid that is 13,28-epoxyursan-28-one with a terminal double bond between positions 20(30) and is substituted by hydroxy groups at position 3 and 22 (the 3beta,19alpha,22alpha stereoisomer). It is a taraxastane-type triterpene isolated from Hypericum oblongifolium and exhibits enzyme inhibitory activity against chymotrypsin.


Eunicea sesquiterpenoid 7

A sesquiterpenoid that is a carboxylic ester obtained by the formal condensation of the 6-hydroxy group of cyclodec-4-en-1-one which is also substituted by an acetyl, a methyl and a methylidene group at positions 7, 4 and 10 respectively with the carboxy group of pent-2-enoic acid substituted with a hydroxy and a methyl group at position 4. It is an antiplasmodial drug isolated from a Caribbean gorgonian coral Eunicea sp.


An acyclic carotene having the structure of lycopene with two hydrogen atoms abstracted from the C(3)-C(4) bond to form an extra trans double bond.


An apo carotenoid compound arising from oxidative degradation of the beta,beta-carotene skeleton at the 13-position.


beta-terpineol

A member of the class of terpineols that is cyclohexanol carrying additional methyl and propenyl substituents at positions 1 and 4 respectively.


monoterpene

A C10 terpene.


paraherquonin

Published in DOI:10.1016/S0040-4039(00)88109-5


AJUGACILIATIN D

A diterpene lactone isolated from the whole plants of Ajuga ciliata.


hypaconine

A diterpene alkaloid with formula C24H39NO8, originally isolated from Aconitum carmichaeli.


tschimganine

A benzoate ester resulting from the formal condensation of the carboxy group of vanillic acid  with the hydroxy group of (-)-borneol. A metabolite isolated from Ferula dissecta.


An apo carotenoid sesquiterpenoid that is xanthoxin in which the double bonds at positions 2 and 4 have E (trans) configuration.


(+)-neodihydrocarveol

A dihydrocarveol with a (1R,2S,4R)-configuration.


ginsenoside C-Y

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding alpha-L-arabinopyranosyl-(1->6)-beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position.


A polyprenyl glycosyl phosphate having alpha-D-galactopyranose as the glycosyl fragment.


all-trans-zeta-carotene

The all-trans-isomer of zeta-carotene.


A  triterpenoid saponin that is the beta-D-glucopyranosyl derivative of cucurbitacin J. It has been isolated from Machilus yaoshansis.


A pentacyclic triterpenoid that is friedelane substituted by hydroxy groups at positions 28 and 29 and an oxo group at position 3. Isolated from the stems of Maytenus diversifolia, it exhibits potent cytotoxicity against the A-549 lung carcinoma cells.


(E)-endo-beta-bergamoten-12-oic acid

A sesquiterpenoid that is (+)-endo-beta-bergamotene in which one of the methyl groups attached to the C=C double bond in the side-chain has been oxidised to form the corresponding carboxylic acid.


A polyprenyl phospho oligosaccharide that consists of the pentasaccharide alpha-D-Gal-(1->3)-[alpha-L-Fuc-(1->2)]-beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc linked via a diphospho group to ditrans,octacis-undecaprenol.


An apo carotenoid triterpenoid that is 4,4'-diapolycopene in which one of the terminal methyl groups has been oxidised to the corresponding aldehyde.


A pentacyclic triterpenoid that is (9beta)-24-methylene-9,19-cyclolanostane which carries a hydroxy group at position 3beta. It is isolated from several plant species including Euphorbia, Epidendrum, Psychotria and Sideritis.


A diterpene derived from labdane by dehydrogenation across the C(8)-C(17), C(12)-C(13) and C(14)-C(15) bonds.


germacrene D-4-ol

A germacrane sesquiterpenoid that is germacrene D in which the exocyclic double bond has undergone formal addition of water to afford the corresponding tertiary alcohol.


NIMOLICINOL

A limonoid found in Azadirachta indica.


A polyprenyl phospho oligosaccharide that consists of a alpha-D-mannosyl-(1->3)-N-acetyl-alpha-D-glucosaminyl moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


ROTUNDIFURAN

A labdane diterpenoid that is isolated from the fruits of Vitex rotundifolia.


REL-CINMETHYLIN

A 1-methyl-2-[(2-methylbenzyl)oxy]-4-(propan-2-yl)-7-oxabicyclo[2.2.1]heptane that is the exo-(-)-isomer of cinmethylin.


A pentacyclic triterpenoid that is  friedelin substituted by a beta-hydroxy group at position 1. It has been isolated from the leaves of Garcia parviflora.


clavaphyllene

A sesterterpene that is produced by a fungal chimeric terpene synthase, PTTS051.


trans-beta-farnesene

A beta-farnesene in which the double bond at position 6-7 has E configuration. It is the major or sole alarm pheromone in most species of aphid.


roburic acid

A tetracyclic triterpenoid with formula C30H40O2 that is isolated from the roots of Gentiana dahurica and Gentiana macrophylla.


all-trans-neoxanthin

A neoxanthin in which all of the double bonds have trans geometry.


forrestine

A sesquiterpene alkaloid that is isolated from Tripterygium forrestii, Platanus chiapensis and Maytenus chiapensis.


(+)-gamma-cadinene

A member of the cadinene family of sesquiterpenes in which the isopropyl group is cis to the hydrogen at the adjacent bridgehead carbon (the 1S,4aR,8aR enantiomer).


(+)-piperitone

The (6S)-enantiomer of  piperitone.


A tetracyclic triterpenoid of the 8,19-seco-ursane-type skeleton isolated from the leaves of Rosa laevigata.


ALLOBETULIN

A triterpenoid that is (18alpha)-19,28-epoxyoleanane substituted by a hydroxy group at position 3.


A diterpenoid isolated from Chloroflexus aurantiacus.


name: Siphonaxanthin ester/ Siphonaxanthin dodecenoate/ (Siphonein)


triptonolide

A tetracyclic diterpenoid with formula C20H22O4, originally isolated from Tripterygium wilfordii.


An enal that is the 9-cis-isomer of 10'-apo-beta-carotenal.


astragaloside III

A triterpenoid saponin that is cycloastragenol with a 2-O-beta-D-glucopyranosyl-beta-D-xylopyranosyl moiety attached at position 3 via a glycosidic linkage.


dehydrovomifoliol

A fenchane monoterpenoid that is substituted by methyl groups at positions 3, 5, and 5, and by both a hydroxy group and a 3-oxobut-1-en-1-yl group at position 4.


An abietane diterpenoid isolated from the stem bark of Fraxinus sieboldiana.


A cineole in which the 1,8-cineole skeleton is substituted at C-2 with a hydroxy group oriented exo (S configuration).


luteoxanthin

An epoxycarotenol that consists of 5,6,5',8'-tetrahydro-beta,beta-carotene-3,3'-diol having epoxy groups at the 5,6- and 5',8'-positions.


triptotriterpenic acid B

A pentacyclic triterpenoid with formula C30H48O4, originally isolated from Tripterygium hypoglaucum.


A  cembrane diterpenoid isolated from the leaves of Croton gratissimus.


protobassic acid

A pentacyclic triterpenoid that is oleanolic acid substituted by hydroxy groups at positions 2, 6 and 23.


torulene

A carotene that is beta,psi-carotene which has been been dehydrogenated to introduce an (E)-double bond at the 3'-4' position.


A carotenoid ether that is spirilloxanthin carrying an oxo group at position 2 as well as two hydroxy group, both at position 2'.


A terpene lactone that is 13,28-epoxyolean-11-en-28-one substituted by an alpha-hydroxy group at position 3. It has been isolated from the leaves and twigs of Fatsia polycarpa.


VITAMIN A2

A retinoid derived from 3,4-desaturation of the beta-ionone ring of all-trans-retinol.


lavandulol

A monoterpenoid alcohol that is hepta-1-5-diene which is substituted at positions 2 and 6 by methyl groups and at position 3 by a hydroxymethyl group. It is commonly found in lavender oil.


AZADIRONE

A tetracyclic triterpenoid that is 4,4,8-trimethylandrosta-1,14-diene substituted by an oxo group at position 3, an acetoxy group at position 7 and a furan-3-yl group at position 17. Isolated from Azadirachta indica, it exhibits antiplasmodial and antineoplastic activities.


terpentedienyl diphosphate

The O-diphospho derivative of terpentedienol.


gibberellin A25

A C20-gibberellin that is gibberellin A12 in which the 4a-methyl group is oxidised to the corresponding carboxylic acid.


A polyprenyl glycosyl phosphate consisting of the hexasaccharide [alpha-D-GalNAc-(1->4)]4-alpha-D-GalNAc-(1->3)-alpha-D-diNAcBac linked via a diphospho group to tritrans,heptacis-undecaprenol.


An abietane diterpenoid that is miltiradiene in which the carbon at position 11 has been oxidised to the corresponding oxo group.


michaolide D

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


dysolenticin H

A  tirucallane  triterpenoid found in Dysoxylum lenticellatum.


A  scalarane sesterterpenoid that is 12-epi-deoxoscalarin in which the hydroxy group at position 19 is replaced by a methoxy group. It has been isolated from the sponge,Hyattella species.


COLOSSOLACTONE V

A tricyclic triterpenoid that is 3,4-secolanosta-8,24-diene-3,26-dioic acid 3-methylester substituted by acetoxy groups at positions 19 and 22 and a hydroxy group at position 4. It is isolated from the fruiting bodies of the Vietnamese mushroom Ganoderma colossum and displays inhibitory activity towards the enzyme HIV protease.


GORDONOSIDE P

A triterpenoid saponin that has 3,16-dihydroxyolean-12-en-28-oic acid as the aglycone. Isolated from the stems of Gordonia chrysandra, it exhibits a strong inhibitory effect on nitric oxide production.


wilfordinine C

A sesquiterpene alkaloid that is isolated from Tripterygium wilfordii and Tripterygium hypoglaucum.


gibberellin A18

A C20-gibberellin, initially identified in Lupinus luteus, that is gibberellin A12 in which extra hydroxy substituents are present at the 2beta- and 7alpha-positions.


A monoterpenoid that is linalool bearing an oxo substituent at position 8.


xenovulene A

A sesquiterpenoid based on a humulene skeleton. It is isolated from Sarocladium strictum and has been shown to exhibit inhibitory activity against GABA receptor.


pentaprenyl diphosphate

A polyprenol diphosphate compound having five prenyl units with undefined stereochemistry about the double bonds.


An acyclic carotene that is lycopene having a cis-double bond at position 13.


A spiro compound that is 1,8-dimethyl-4-(prop-1-en-2-yl)spiro[4.5]decane that has been dehydrogenated to introduce a double bond at position 8-9 (the 1R,4R,5S isomer).


An optically active form of 6-isopropenyl-3-methyloxepan-2-one having (3S,6S)-configuration.


alpha-carotene

A cyclic carotene with a beta- and an epsilon-ring at opposite ends respectively.


A polyprenyl phospho oligosaccharide that is a trisaccharide consisting of one mannose and two glucose residues linked via a diphospho group to undecaprenol.


gamma-elemene

A sesquiterpene that is cyclohexane substituted at positions 1, 1, 2, and 4 by methyl, vinyl, isopropenyl and isopropylidene groups, respectively (the S,S stereoisomer).


ASCOFURANONE

A dihydroxybenzaldehyde that is 2,4-dihydroxybenzaldehyde which is substituted by a (2E,6E)-7-[(2S)-5,5-dimethyl-4-oxotetrahydrofuran-2-yl]-3-methylocta-2,6-dien-1-yl group at position 3, chlorine at position 5, and a methyl group at position 6. A meroterpenoid produced by the soil fungus, Acremonium sclerotigenum. It is a promising drug candidate against the tropical disease, African trypanosomiasis.


A polyprenyl glycosyl phosphate consisting of beta-D-galactofuranosyl-(1->5)-beta-D-galactofuranosyl-(1->4)-alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


(+)-Tau-muurolol

A cadinane sesquiterpenoid that consists of 4-isopropyl-1,6-dimethyl-1,2,3,4,4a,7,8,8a-octahydronaphthalene having a hydroxy substituent at position 1 and (1R,4R,4aS,8aR)-configuration.


LAMESTICUMIN F

A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of Lansium domesticum.


APLYSINOPLIDE B

A sesterterpenoid isolated from the marine sponge Aplysinopsis digitata that exhibits cytotoxicity against P388 mouse leukemia cells.


An  abietane diterpenoid isolated from the stem bark of Fraxinus sieboldiana.


marneral

A triterpenoid and aldehyde that is 3-cyclohexylpropanal in which the cyclohexyl group is substituted by methyl groups at positions 2 and 3, by an (E,E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl group at position 2, and by a propan-2-ylidene group at position 6 (the 1S,2R,3R-enantiomer).


sclerodol B

A 3beta-hydroxy steroid that is (3beta,5alpha)-4,4,14-trimethylandrost-8-en-3-ol which is substituted by a (3E,6S)-2-methoxy-2-methylhept-3-en-6-yl group at position 17.


2-trans-(+)-abscisic aldehyde

An enal that is (+)-abscisic aldehyde in which the double bonds at position 2 and 4 have trans-configuration.


helminthosporoside A

A sesquiterpenoid glycoside obtained from Helminthosporium sacchari with formula C39H64O22.


ajubractin D

A  diterpenoid isolated from the aerial parts of  Ajuga bracteosa.


carvones

Any p-menthane monoterpenoid having the carvone skeleton as part of its structure.


beta-gurjunene

A carbotricyclic compound and sesquiterpene that is decahydro-1H-cyclopropa[e]azulene which is substituted by methyl groups at positions 1, 1, and 4, and by a methylidene group at position 7 (the (1aR,4R,4aR,7aR,7bR)- stereoisomer). It has been isolated from several plant species such as Acorus calamus and Pinus peuce.


A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


triptobenzene D

An abietane diterpenoid with formula C20H26O2, originally isolated from Tripterygium wilfordii.


(+)-dihydrocarveol

A dihydrocarveol with (1S,2S,4S)-stereochemistry.


SUBEROSOL

A tetracyclic triterpenoid that is 24-methylidenelanosta-7,9(11)-diene substituted by hydroxy groups at positions 3 and 15 (3beta,15alpha stereoisomer). Isolated from Polyalthia suberosa, it exhibits anti-HIV activity.


octaprenyl diphosphate

A polyprenol diphosphate compound having eight prenyl units with undefined stereochemistry about the double bonds.


pisonolic acid

A  pentacyclic triterpenoid that is the 23-monomethyl ester of gypsogenic acid. It has been isolated from Pisonia aculeata.


(2S,4R)-rose oxide

A rose oxide that has S configuration at position 2 and R configuration at position 4. Also known as (-)-cis-rose oxide, it is responsible for the characteristic fragrance of roses.


dysolenticin I

A  tetracyclic triterpenoid isolated from Dysoxylum lenticellatum.


ipsdienone

A member of the class of monoterpene ketones that is octa-2,7-dien-4-one substituted at positions 2 and 6 by methyl and methylidene groups respectively.


NIMBOCINOL

A tetracyclic triterpenoid that is 4,4,8-trimethylandrosta-1,14-diene substituted by a oxo groups at positions 3 and 16, a hydroxy group at position 7 and a furan-3-yl group at position 17. It has been isolated from Azadirachta indica.


alismorientol A

A guaiane sesquiterpenoid that is 1,5-cis-guaiane substituted by hydroxy groups at positions 4, 6, 7 and 10. It is isolated from the rhizomes of Alisma orientale and exhibits antihepatitis B activity.


regelin

A pentacyclic triterpenoid with formula C31H48O4, originally isolated from the roots of Tripterygium regelii.


A sesquiterpenoid obtained formally from (-)-germacrene A by hydroxylation at position 6 and hydrogenation across the C(11)-C(12) double bond.


An edaxadiene in which the carbon bearing the hydroxy group has R configuration.


The 5alpha-stereoisomer of cucurbitane.


(+)-camphene

A camphene (2,2-dimethyl-3-methylenebicyclo[2.2.1]heptane) that has R configuration at position 1 and S configuration at position 4.


ferulsinaic acid

A member of the class of coumarins that is 2H-chromen-2-one substituted by a [(1R,2R,3S,5S)-2-(2-carboxyethyl)-2,5-dimethyl-3-(2-methylprop-1-en-1-yl)cyclopentyl]methoxy group at position 7. It is isolated from the roots of Ferula sinaica.


(-)-alpha-longipinene

The (1S,2R,7S,8S)-enantiomer of alpha-longipinene.


rotundifolioside J

A triterpenoid saponin that consists of urs-11-ene substituted by an epoxy group across positions 13 and 28, a hydroxy group at position 16 and a alpha-L-rhamnopyranosyl-(1->2)-beta-D-glucopyranosyl-(1->2)-beta-D-fucopyranosyloxy residue at position 3 (the 3beta,16alpha stereoisomer). Isolated from the fruits of Bupleurum rotundifolium, it exhibits antiproliferative activity against cancer cells.


2-O-caffeoyl maslinic acid

A pentacyclic triterpenoid that is the 2-O-caffeoyl derivative of maslinic acid. It is isolated from the branch barks of Hippophae rhamnoides and acts as a radical scavenger.


triptonine B

A sesquiterpene alkaloid with anti-HIV activity isolated from Tripterygium hypoglaucum.


sordarin

An antifungal metabolite of Sordaria araneosa that inhibits protein synthesis. It has a tetracyclic diterpene glycoside structure.


senegasaponin b

A triterpenoid saponin isolated from Polygala senega var latifolia and has been shown to exhibit hypoglycemic activity.


A pentacyclic triterpenoid that is oleanolic acid substituted by additional hydroxy groups at positions 6 and 23. It has been isolated from Kalopanax pictus.


A  tirucallane  triterpenoid that is tirucalla-7,24-diene substituted by hydroxy groups at positions 3 and 22 and an oxo group at position 23. It has been isolated from Dysoxylum lenticellatum.


(+)-beta-chamigrene

The (6S)-enantiomer of beta-chamigrene.


7alpha-hydroperoxy manool

A labdane diterpenoid that is labda-8(17),14-diene substituted by a (R)-hydroxy group at position 13 and an alpha-hydroperoxy group at position 7. Isolated from the aerial parts of Aster spathulifolius, it exhibits moderate cytotoxicity against human cancer cells.


ARDISIANOSIDE B

A triterpenoid saponin that is composed of (3beta,16alpha)-13,28-epoxyoleanane-3,16-diol having a beta-D-Glcp-(1->2)-{beta-D-Xylp-(1->2)-[beta-D-Glcp-(1->3)-beta-D-Glcp-(1->3)]-beta-D-Glcp-(1->4)}-alpha-L-Arap moiety attached to position 3 by a glycosidic linkage. It is isolated from the whole plants of Ardisia japonica and exhibits significant cytotoxicity against a panel of human cancer cell lines.


delta-guaiene

A carbobicyclic compound and sesquiterpene that is 1,2,3,3a,4,5,6,7-octahydroazulene which is substituted by methyl groups at positions 3 and 8 and by a (prop-1-en-2-yl group at position 5 (the 3S,3aS,5R enantiomer).


AJUGALIDE C

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


NIGRANOIC ACID

A tetracyclic triterpenoid that is 3,4-secocycloarta-4(28),24-(Z)-diene substituted by carboxy groups at positions 3 and 26. Isolated from Schisandra henryi and Schisandra propinqua, it exhibits cytotoxic and anti-HIV activities.


(-)-isodihydrocarveol

The (1R,2R,4S)-stereoisomer of dihydrocarveol.


A  hopanoid that is hopane substituted by hydroxy groups at positions 3, 15 and 22 respectively (the (3beta,15alpha-stereoisomer). It has been isolated from Hypocrella species.


A polyprenyl phospho polysaccharide that consists of the polysaccharide 3-O-methylphospho-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)]n-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-GlcNAc linked via a diphospho group to ditrans,octacis-undecaprenol.


dzununcanone

A tetracyclic triterpenoid that is 3,24-dinor-2,4-seco-friedelan-1(10),5,7-triene substituted by methoxycarbonyl groups at positions 2 and 29 and an oxo group at position 4. Isolated from the root bark of Hippocratea excelsa, it exhibits anti-protozoal activity against Giardia intestinalis.


(+)-cubenene

A sesquiterpene that is 1,6-dimethyl-4-(propan-2-yl)naphthalene in which the naphthalene ring has been hydrogenated at the 1, 2, 3, 4, 4a and 7 positions (the 1S,4R,4aS diastereoisomer).


(-)-alpha-gurjunene

A carbotricyclic compound and sesquiterpene that is 1a,2,3,4,4a,5,6,7b-octahydro-1H-cyclopropa[e]azulene which is substituted by methyl groups at positions 1, 1, 4 and 7 (the 1aR,4R,4aR,7bS- diastereoisomer). It has been isolated from several plant species such as Anaphalis nubigena and  Jatropha ribifolia.


HINOKITIOL

A monoterpenoid that is cyclohepta-2,4,6-trien-1-one substituted by a hydroxy group at position 2 and an isopropyl group at position 4. Isolated from Thuja plicata and Chamaecyparis obtusa, it exhibits antimicrobial activities.


ardisimamiloside E

A triterpenoid saponin that is (3beta,16alpha)-13,28-epoxyoleanane-3,16,29-triol attached to a tetrasaccharide residue at position 3 via a glycosidic linkage. It has been isolated from the aerial parts of Lysimachia clethroides.


An apo carotenoid C25 terpenoid compound consisting of 12'-apo-beta-carotene having an aldehyde group in the 12'-position and an (R)-hydroxy substituent at the 3-position.


theaspirane

A norisoprenoid with forumula C13H22O that is a flavour component found in various essential oils such as raspberry oil and passion fruit oil.


The cartenoid ether that is the methyl ether of (3E,13cis)-3,4-didehydro-1,2,7',8'-tetrahydro-psi,psi-caroten-1-ol


trans,poly-cis-decaprenyl diphosphate

A decaprenyl diphosphate having (Z)-stereochemistry in all but one of the double bonds.


mangicol A

A sesterterpenoid natural product found in the fungus Fusarium heterosporum. It exhibits significant antiinflammatory activity in the PMA-induced mouse ear edema model.


semi-beta-carotenone

A carotenone compound arising from oxidative cleavage of the 5',6'-double bond.


LIGSTROSIDE

A secoiridoid glycoside that is the methyl ester of 3,4-dihydro-2H-pyran-5-carboxylic acid which is substituted at positions 2, 3, and 4 by hydroxy, ethylidene, and carboxymethyl groups, respectively and in which the anomeric hydroxy group at position 2 has been converted into its beta-D-glucoside and the carboxylic acid moiety of the carboxymethyl substituent has been converted to the corresponding 4-hydroxyphenethyl ester (the 2S,3E,4S stereoisomer). An important phenolic compound present in olive cultivars.


lobophytumin A

A diterpenoid that is cyclodeca-1,6-diene substituted by a methyl group at position 8, a methylidene group at position 4 and a 2-methyl-4-oxohept-2-en-6-yl group at position 1. It has been isolated from the Hainan soft coral Lobophytum cristatum.


BENZOYLMESACONINE

A diterpene alkaloid with formula C31H43NO10 that is isolated from several Aconitum species.


beta-ocimene

The trans-stereoisomer of ocimene.


lycopaoctaene

An acyclic carotene that is lycopene in which the double bonds at positions C-7, C-11, C-15, C-7', C-11' and C-15' have been reduced to single bonds.


rubesanolide D

An abietane diterpenoid found in the medicinal plant Isodon rubescens that is 7alpha,8beta-dihydroxyabiet-13-ene in which the 20-methyl group has undergone formal oxidation to the corresponding carboxy group and condensed with the 8-hydroxy group to give the corresponding gamma-lactone. It has shown inhibitory activity against biofilm formation of the dental bacterium Streptococcus mutans.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-L-lysyl-D-alanyl-D-alanine.


TERPINOLENE

A p-menthadiene with double bonds at positions 1 and 4(8).


metachromin S

A sesquiterpenoid that is 5-amino-2-hydroxy-3-methyl-1,4-benzoquinone in which one of the hydrogens of the methyl group is replaced by a 2-methyl-4-[(1R,2S)-1,2,3-trimethylcyclohex-3-en-1-yl]but-1-en-1-yl group and one of the hydrogens attached to the nitrogen is replaced by a 3-methylbutyl group. It is isolated from an Okinawan sponge Spongia sp.SS-1037 and exhibits moderate cytotoxicity against L1210 murine leukemia and KB human epidermoid carcinoma cells.


mustakone

A sesquiterpenoid isolated from Cyperus rotundus and Cyperus articulatus and has been shown to exhibit antiplasmodial activity.


ARDISIANOSIDE D

A triterpenoid saponin that is composed of (3beta,16alpha)-13,28-epoxyoleanane-3,16-diol having a beta-D-Xylp-(1->2)-beta-D-Glcp-(1->4)-alpha-L-Arap moiety attached to position 3 by a glycosidic linkage. It is isolated from the whole plants of Ardisia japonica and exhibits significant cytotoxicity against a panel of human cancer cell lines.


A limonoid found in Azadirachta indica.


ajubractin B

A  diterpenoid isolated from the aerial parts of Ajuga bracteosa.


A fifteen-membered macrocyclic diterpenoid consisting of (1S,4E,8E,12E)-cyclopentadeca-4,8,12-trien-1-ol carrying five additional methyl substituents at positions 2, 2, 5, 9 and 13.


steviolmonoside

A beta-D-glucoside resulting from the formal condensation the tertiary allylic hydroxy group of steviol with beta-D-glucopyranose.


MORONIC ACID

A pentacyclic triterpenoid that is olean-18-ene substituted at position 3 by an oxo group and position 28 by a carboxy group.


alpha-eudesmol

A eudesmane sesquiterpenoid in which the eudesmane skeleton carries a hydroxy substituent at C-11 and has a double bond between C-3 and C-4.


FATSICARPAIN F

A pentacyclic triterpenoid that is olean-12-ene substituted by an alpha-hydroxy group at position 3, an alpha-methoxy group at position 11 and a carboxy group at position 28. Isolated from the leaves and twigs of Fatsia polycarpa, it exhibits antibacterial and anti-HBV activities.


(-)-dihydrocarveol

The (1R,2R,4R)-stereoisomer of  dihydrocarveol.


fenchane

A  monoterpene that is bicyclo[2.2.1]heptane substituted by methy groups at positions 1, 3 and 3.


GINSENOSIDE F2

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions, in which the hydroxy groups at positions 3 and 20 have been converted to the corresponding beta-D-glucopyranosides, and in which a double bond has been introduced at the 24-25 position.


saponaceol A

A  tetracyclic triterpenoid isolated from Tricholoma saponaceum.


acacic acid

A pentacyclic triterpenoid that is olean-12-ene substituted by carboxy group at position 28 and hydroxy groups at positions 3, 16 and 21 (the 3beta,16alpha,21beta stereoisomer).


An acyclic carotene having the structure of psi,psi-carotene shortened by the formal removal of a prenyl group from each end of the molecule.


(S)-beta-macrocarpene

A sesquiterpene that is 1,1'-bi(cyclohexane)-1,3'-diene substituted at positions 4', 5, and 5 by methyl groups (the S- enantiomer).


cembrene C

A fourteen-membered macrocyclic diterpene consisting of 12-isopropylidene-1,5,9-trimethylcyclotetradecane having three endocyclic double bonds located at positions 1, 5 and 9.


PORICOIC ACID G

A tricyclic triterpenoid isolated from Poria cocos.


A tricyclic triterpenoid that is pentalenene in which one of the hydrogens of the allylic methyl group is substituted by a hydroxy group.


A tricyclic diterpenoid that is dolabradiene in which vinyl substituent has undergone oxidation to give the corresponding epoxide.


halimane

A diterpene that consists of decalin bearing four methyl substituents at positions 1, 2, 5 and 5 as well as a 3-methylpentyl substituent at position 1.


TASUMATROLS E

A  taxane diterpenoid isolated from Taxus sumatrana and has been shown to exhibit antineoplastic activity.


A carotenol that is gamma-carotene carrying two hydroxy substituents at positions 3 and 1'.


beta-chamigrene

A carbobicyclic compound and sesquiterpene that is spiro[5.5]undec-2-ene which is substituted by a methylidene group at position 11 and by methyl groups at positions 3, 7 and 7.


URSOLALDEHYDE

A pentacyclic triterpenoid and hydroxyaldehyde that is erythrodiol in which the primary hydroxy group at position 28 has been oxidised to the corresponding aldehyde. It is found in grapes and olives.


wilforol B

A pentacyclic triterpenoid with formula C29H38O4, originally isolated from the root bark of Tripterygium wilfordii.


mangicdiene

A sesterterpene synthesised by a terpene synthase from Fusarium graminearum.


triptoquinone A

A tricyclic diterpenoid with formula C20H24O4, originally isolated from Tripterygium wilfordii.


LUCIALDEHYDE B

A tetracyclic triterpenoid that is  lanosta-8,24-dien-26-al substituted by oxo groups at positions 3 and 7. Isolated from Ganoderma lucidum and Ganoderma pfeifferi, it exhibits antiviral and cytotoxic activities.


(-)-alpha-curcumene

An alpha-curcumene that has R configuration at the chiral centre.


artemorin

A germacranolide isolated from Laurus nobilis L..


samaderine E

A quassinoid  isolated from  Quassia indica and Samadera indica and has been shown to exhibit antimalarial and cytotoxic activities.


A dolichyl diphosphooligosaccharide compound consisting of a branched pentasaccharide attached to the dolichyl chain via a diphosphate linkage.


(2E,6E)-farnesyl monophosphate

A member of the class of farnesyl phosphates that is the monophosphatr derivative of (2E,6E)-farnesol


isobrucein A

A quassinoid consisting of a heteropentacyclic skeleton containing a delta-lactone moiety which is substituted at the alpha-carbon by a 3-methylbutanoyloxy group.


alpha-longipinene

A bridged compound and sesquiterpene that is tricyclo[5.4.0.0(2,8)]undecane that is substituted by methyl groups at the 2, 6, 6, and 9 positions and has a double bond between positions 9 and 10.


16alpha-hydroxygypsogenic acid

A pentacyclic triterpenoid that is olean-12-ene substituted by carboxy groups at positions 23 and 28 and hydroxy groups at positions 3 and 16 ( the 3beta,16alpha stereoisomer).


hexaprenols

A polyprenol comprising of six prenyl units with a terminal hydroxy group.


An acyclic carotene that is lycopene having a cis-double bond at position 9.


dihydroisopentenyldehydrorhodopin

A C45 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species.


A 3beta-hydroxy steroid having an ent-dammarane skeleton with a double bond at C-24 and a Z-double bond at C-17(20).


The (1R,2S,4S)-isomer of cinflubrolin.


cucurbitane

A triterpene that is an isomer of lanostane obtained by migration of the methyl group from 10 to the 9beta position.


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man7GlcNAc2 branched nonasaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


A diterpene derived from labdane by dehydrogenation across the C(8)-C(17), C(12)-C(13) and C(14)-C(15) bonds.


triptohypol B

A pentacyclic triterpenoid with formula C30H40O5, originally isolated from Tripterygium doianum.


mitchellene C

A sesquiterpene lactone isolated from the leaves of Eremophila mitchellii.


A hopanoid that consists of hopan-22-ol carrying an additional methyl substituent at the 2beta-position.


(R)-citronellic acid

A citronellic acid that has (R)-configuration.


25-hydroxy-3-epidehydrotumulosic acid

A  tetracyclic triterpenoid that is lanosta-7,9(11)-dien-21-oic acid substituted by hydroxy groups at positions 3, 16 and 25 and a methylidene group at position 24. It has been isolated from Poria cocos.


camphenilone

A cyclic terpene ketone that is norcamphor carrying two methyl substituents at position 3.


versicolactone B

A sesquiterpene lactone with formula C15H22O3 that is isolated from Viola yedoensis and Aristolochia versicolor.


beta-sesquiphellandrene

A sesquiterpene that is cyclohexene in which the hydrogens at position 6 are replaced by a methylidene group and in which the pro-R hydrogen at position 3 is replaced by a (2S)-6-methylhept-5-en-2-yl group.


AGLAIABBREVIATIN B

A  tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata.


sapinmusaponin R

A triterpenoid saponin isolated from Sapindus mukorossi and has been shown to exhibit inhibitory activity against platelet aggregation.


cis-alpha-bergamotene

An alpha-bergamotene that has cis-configuration. It can either be the (1R,5R,6R)-isomer or the (1S,5S,6S)-isomer.


ALLO-OCIMENE

An ocimene that consists of octa-2,4,6-triene bearing methyl substituents at positions 2 and 6 (the 4E,6E-isomer).


A triterpenoid saponin that is urs-12-ene substituted by hydroxy groups at positions 3 and 22, an oxo group at position 28 and a beta-D-glucopyranosyloxy group at position 28. It has been isolated from the leaves and twigs of Juglans sinensis.


tunaxanthin

A carotenol isolated from the white tuna, or albacore tuna (Thunnus albacares).


A  tetracyclic triterpenoid that is dammar-20-ene substituted by hydroxy groups at positions 24 and 25 and an oxo group at position 3. It has been isolated from the stems of Aglaia abbreviata.


beta-thujene

A thujene that has a bicyclo[3.1.0]hex-2-ene skeleton which is substituted at positions 1 and 4 by isopropyl and methyl groups, respectively.


novolactone

A natural product isolated from a fungal strain closely related to Aporospora terricola. It is an allosteric inhibitor of Hsp70.


NIPPONOGENIN E

A pentacyclic triterpenoid that is olean-12-en-28-oic acid substituted by hydroxy groups at positions 3, 23 and 29. It has been isolated from the stem bark of  Kalopanax pictus.


(Z)-alpha-bisabolene

The (Z)-stereoisomer of alpha-bisabolene.


A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


A sesquiterpene that is trideca 1,3,7,11-tetraene bearing three methyl substituents at poitions 4, 8 and 12 (the 3E,7E-geoisomer).


hypodiol

A pentacyclic triterpenoid with formula C30H50O2, originally isolated from Tripterygium hypoglaucum.


1,2-diacetyltrichagmalin C

A  limonoid that is the 1,2-diacetyl derivative of trichagmalin C. It has been isolated from Trichilia connaroides.


wilforic acid

A pentacyclic triterpenoid with formula C29H42O4, originally isolated from Tripterygium sp.


A sesquiterpenoid that is bisabola-2,10-diene substituted by a peroxy group between positions 2 and 10 (the 1R,4S,6R stereoisomer). Isolated from Artemisia stolonifera and Eupatorium rufescens, it exhibits antineoplastic and antiplasmodial activity.


rubriflordilactone B

A terpene lactone that is a bisnortriterpenoid possessing an aromatic ring. It is isolated from the leaves and stems of  Schisandra rubriflora and has been shown to exhibit anti-HIV-1 activity.


SOYASAPOGENOL E

A pentacyclic triterpenoid that is oleanane containing a double bond between positions 12 and 13, and is substituted by hydroxy groups at the 3beta and 24-positions, and by an oxo group at position 22.


trans-cis-nepetalactone

A cyclopentapyran that is (4aS,7aS)-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran substituted at position 1 by an oxo group and at positions 4 and 7 by methyl groups, respectively (the 4aS,7S,7aS-diastereomer). An iridoid monoterpenoid isolated from several Nepeta plant species. It exhibits potent repellant activity against house dust mites and mosquitoes.


HYPONINE D

A sesquiterpene alkaloid that is isolated from Tripterygium hypoglaucum.


A polyprenyl glycosyl phosphate consisting of alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


sesterorbiculene

A sesterterpene that is produced by several fungal chimeric terpene synthases (PTTS009, PTTS037 and PTTS054).


triptotritepenonic acid A

A pentacyclic triterpenoid with formula C30H46O4, originally isolated from Tripterygium wilfordii.


23-hydroxyursolic acid

A pentacyclic triterpenoid that is ursolic acid substituted by an additional hydroxy group at position 23. It has been isolated from Lagerstroemia speciosa and Juglans sinensis.


(S)-all-trans-4-hydroxyretinoic acid

An all-trans-4-hydroxyretinoic acid in which the 4-hydroxy group has S-configuration.


A pentacyclic triterpenoid that is olean-12-en-28-oic acid substituted by hydroxy groups at positions 16, 23 and 29 and an oxo group at position 3. It has been isolated from the stem bark of Kalopanax pictus and has been shown to exhibit anti-inflammatory activity.


gummiferaoside A

A triterpenoid saponin isolated from the roots of of the Madagascan plant Albizia gummifera and has been shown to exhibit cytotoxicity against human ovarian cancer cell line.


gibberellin A3 methyl ester

A gibberellin ester that is the methyl ester of gibberellin A3.


carotenoid  epsilon-end derivative

Any carotenoid  derivative with an epsilon-end group.


A triterpenoid saponin that is the monosaccharide derivative of (3beta,6beta)-3,6,23-trihydroxyolean-12-en-28-oic acid. It has been isolated from the stem bark of Kalopanax pictus.


protopanaxadiol

A tetracyclic triterpenoid sapogenin (isolated from ginseng) that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 positions and in which a double bond has been introduced at the 24-25 position.


GLAUCARUBINONE

A quassinoid with formula C25H34O10. It is a natural product isolated from several plant species and exhibits anti-cancer and anti-malarial properties.


A tridecaprenyl diphosphate having three (E)- and seven (Z)-double bonds.


triptohairic acid

A tricyclic diterpenoid having formula C21H28O2, originally isolated from the roots of Tripterygium wilfordii.


protodioscin

A spirostanyl glycoside that consists of the trisaccharide alpha-L-Rha-(1->4)-[alpha-L-Rha-(1->2)]-beta-D-Glc attached to position 3 of 26-(beta-D-glucopyranosyloxy)-3beta,22-dihydroxyfurost-5-ene via a glycosidic linkage. Found in several plant species including yams, asparagus and funugreek.


9-cis-4-oxoretinoic acid

A retinoid that consists of 9-cis-retinoic acid bearing an oxo substituent at position 4 on the cyclohexenyl ring.


presqualene monophosphate

A triterpenyl phosphate that is presqualene in which the hydroxy hydrogen has been replaced by a monophosphate group.


An undecaprenyldiphospho-N-acetylmuramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-meso-2,6-diaminopimeloyl-D-alanyl-D-alanine and in which the muramoyl residue is glucosaminyl-substituted at O-4.


preterpestacin I

A sesterterpenoid that has been characterized as the product of Bipolaris maydis BmTS3.


talaropentaene

A triterpene produced by Talaromyces verruculosus talaropentaene synthase from all-trans-hexaprenyl diphosphate.


FOMITOSIDE F

A triterpene glycoside that consists of lanost-8,24-dien-21-oic acid substituted at by a alpha-acetyloxy group at position 3 and a beta-D-xylopyranosyl moiety at position 21 via a glycosidic linkage. Isolated from the fruit body of Fomitopsis pinicola, it exhibits inhibitory activity against COX-1 and COX-2.


glochidone

A  pentacyclic triterpenoid that is lupa-1,20(29)-diene substituted by an oxo group at position 3. It has been isolated from Breynia fruticosa.


A polyprenyl glycosyl phosphate in which the glycosyl moiety is D-mannosyl and the polyprenyl group is di-trans,poly-cis-undecaprenyl.


A triterpenoid saponin with an arborinane-type terpenoid as the aglycone. It has been isolated from the roots of Rubia yunnanensis.


diterpene glycoside

A terpene glycoside in which the terpene moiety is a diterpenoid.


gibberellin A14 aldehyde

A C20-gibberellin obtained by selective reduction of the 10beta-carboxy group of gibberellin A14.


A dolichyl diphosphooligosaccharide in which the oligosaccharide moiety is the Man5GlcNAc2 branched heptasaccharide alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc.


SARASINOSIDE J

A triterpenoid saponin isolated from the sponge Melophlus sarasinorum and has been shown to exhibit antimicrobial activity.


A monoterpenoid that is geraniol bearing an oxo substituent at position 8.


retinol

A retinoid consisting of 3,7-dimethylnona-2,4,6,8-tetraen-1-ol substituted at position 9 by a 2,6,6-trimethylcyclohex-1-en-1-yl group (geometry of the four exocyclic double bonds is not specified).


An acyl derivative of phosphatidic acid whose phosphorus acid component is esterified with an N-(2-hydroxyethyl)pyridinium bisretinoid


samaderine X

A quassinoid isolated from Quassia indica and has been shown to exhibit antimalarial and cytotoxic activity.


LANCILACTONE C

A terpene lactone isolated from the stems and roots of Kadsura lancilimba and has been shown to exhibit anti-HIV activity.


name: Soyasapogenol b base + o-ddmp, o-hexa-hexa


tricyclic diterpenoid

Any diterpenoid with a tricyclic skeleton.


A tricyclic sesquiterpene with formula C15H24 which is biosynthesised from farnesyl diphosphate by a diterpene cyclase enzyme from Dictyostelium discoideum.


senegin II

A triterpenoid saponin isolated from Polygala senega var latifolia and has been shown to exhibit hypoglycemic activity.


icosaprenyl diphosphate

A polyprenol diphosphate compound having twenty prenyl units with undefined stereochemistry about the double bonds.


metachromin T

A sesquiterpenoid that is 6,8-dimethoxy-2,2-dimethyl-2H-chromen-5-ol in which the hydrogen of one of the methyl groups at position 2 is replaced by a [(1R,2S)-1,2,3-trimethylcyclohex-3-en-1-yl]methyl group. It is isolated from an Okinawan sponge Spongia sp.SS-1037 and shows moderate cytotoxicity against L1210 murine leukemia and KB human epidermoid carcinoma cells.


wilfornine A

A sesquiterpene alkaloid that is isolated from Tripterygium wilfordii.


michaolide K

A cembrane diterpenoid with cytotoxic activity isolated from the soft coral Lobophytum michaelae.


A polyprenyl glycosyl phosphate consisting of 4-deoxy-4-formamido-alpha-L-arabinopyranose attached at the 1-position to di-trans,poly-cis-undecaprenyl phosphate.


tetraterpene

A C40 terpene.


A semisynthetic monoterpene glycoside obtained by acetylation of the 6'-position of the natural product paeoniflorin.


CUMINGIANOSIDE C

A triterpenoid saponin that is 25-methoxy-13,30-cyclodammarane-3,7,23,24-tetrol esterified to the coressponding acetate ester at position 3 and attached to a 6-O-acetyl-beta-D-glucopyranosyl residue at position 7 via a glycosidic linkage. Isolated from Dysoxylum cumingianum, it exhibits antileukemic activity.


sciscllascilloside E-1

A triterpenoid saponin isolated from Scilla scilloides and has been shown to exhibit anti-tumour activity.


NEROL

The (2Z)-stereoisomer of 3,7-dimethylocta-2,6-dien-1-ol. It has been isolated from the essential oils from plants like lemon grass.


(+)-O-methylkolavelool

A diterpenoid that is (+)-kolavelool in which the tertiary hydroxy hydrogen has been replaced by a methyl group.


GM 193663

A tetracyclic diterpenoid that is a semisynthetic analogue of sordadin. It has a tetracyclic diterpene glycoside structure.


EUPATOLIDE

A germacranolide with formula C15H20O3, isolated from several Inula species. It exhibits anti-cancer properties.


wilforol A

A pentacyclic triterpenoid with formula C29H38O5, originally isolated from the stems of Tripterygium regelii.


alangiside

An organic heterotetracyclic compound that is an alkaloidal glycoside isolated from Alangium salviifolium.


gibberellin A9

A C19-gibberellin that is a pentacyclic diterpenoid responsible for promoting growth and elongation of cells in plants. Initially identified in Gibberella fujikuroi it differs from gibberellin A1 in the absence of OH groups at C-2 and C-7 (gibbane numberings).


A  hopanoid that is hopane substituted by hydroxy groups at positions 3, 7, 15 and 22 respectively (the 3beta,7beta,15alpha-stereoisomer). It has been isolated from  Hypocrella species.


all-trans-retinyl tetradecanoate

An all-trans-retinyl ester obtained by formal condensation of the carboxy group of tetradecanoic acid with the hydroxy group of all-trans-retinol.


nonaprenyl diphosphate

A polyprenol diphosphate compound having nine prenyl units with undefined stereochemistry about the double bonds.


mitchellene E

A sesquiterpenoid isolated from the leaves of Eremophila mitchellii.


A pentacyclic triterpenoid that consists of tetrahymanol carrying an additional methyl substituent at the 2beta-position.


ent-copal-8-ol diphosphate

A diterpenyl phosphate that is the O-diphospho derivative of ent-copal-8-ol.


monoanhydrobacterioruberin

A C50 carotenoid that is an intermediate in the biosynthesis of bacterioruberin, a red-coloured pigment found in several Halobacterium and Haloarcula species.


A bicyclic sesquiterpenoid that is 2,3,5,6,7,8,9,9a-octahydro-1H-cyclopenta[8]annulen-6-ol carrying four additional methyl substiuents at positions 1, 4, 8 and 8.


selinene

A sesquiterpene with a carbobicyclic skeleton.


23,24-dihydrocucurbitacin E

A 23,24-dihydrocucurbitacin in which a lanostane skeleton is multi-substituted with hydroxy, methyl and oxo substituents, with unsaturation at positions 1 and 5; a hydroxy function at C-25 is acetylated.


pinane

A monoterpene that is bicyclo[3.1.1]heptane substituted by methyl groups at positions 2, 6 and 6.


A 4,4'-diapophytoene in which the double bonds at positions 6, 10, 12, 14, and 18 have E- (trans-) geometry.


A 4,4'-diapophytofluene in which the double bonds at positions 6, 8, 10, 12, 14, and 18 have E- (trans-) geometry.


A cyclic monoterpene ketone that is camphor bearing a hydroxy substituent at position 6.


triptoquinone B

An abietane diterpenoid with formula C20H26O4, originally isolated from Tripterygium wilfordii.


(-)-cubenol

A sesquiterpenoid that is (8aS)-1,2,3,4,4a,5,6,8a-octahydronaphthalene substituted by an isopropyl group at position 1, methyl groups at positions 4 and 7, and by a hydroxy group at position 4a (the 1S,4R,4aR,8aR-diastereoisomer).


DIANVERSICOSIDE A

A pentacyclic triterpenoid saponin isolated from the aerial parts of  Dianthus versicolor. It has been shown to exhibit cytotoxic activity against a panel of cancer cell lines.


subrutilene A

A sesterterpene produced in the bacterium Streptomyces subrutilus.


GORDONOSIDE I

A triterpenoid saponin that is 3,16,28-trihydroxyolean-12-en-22-yl (2Z)-2-methylbut-2-enoate attached to a tetrasaccharide residue at position 3 via a glycosidic linkage. Isolated from the stems of Gordonia chrysandra, it exhibits a strong inhibitory effect on nitric oxide production.


AJUGAMARIN B1

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


A 6-hydroxycamphor that is (+)-camphor bearing a 6-exo-hydroxy substituent.


BRUCEOLIDE

A  quassinoid isolated from Brucea javanica and Brucea sumatrana and has been shown to exhibit antimalarial activity.


lucidumoside C

A secoiridoid glycoside isolated from Ligustrum lucidum which has been shown to exhibit antioxidant activity against hemolysis of red blood cells induced by free radicals.


salvin B

A pentacyclic triterpenoid that is urs-12-en-28-oic acid substituted by hydroxy groups at positions 3, 6 and 24 (the 3alpha,6alpha stereoisomer). Isolated from Salvia santolinifolia, it exhibits inhibitory activity against cholinesterase.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[1-D-ribitylphosphono-(2R)-1-glycerylphosphono]-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosaminyl as the glycosyl component.


alpha-pinene oxide

An epoxide of alpha-pinene.


mogroside

A triterpenoid saponin in which the triterpenoid fragment can be any cucurbitane derivative.


RUBIARBONOL G

A pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis.


taxa-4(20),11-dien-5alpha-yl acetate

A taxane diterpenoid that is taxane which contains double bounds at the 4-20 and 11-12 positions and which is substituted by an acetoxy group at the 5alpha position.


gibberellin A10

A C19-gibberellin, initially identified in Gibberella fujikuroi. It differs from gibberellin A1 in the absence of the beta-OH at C-9 and the alpha-OH at C-7, the substitution of the methylene group at C-8 by a beta-Me and the presence of an alpha-OH also at C-8 (all gibbane skeletal numberings).


premnaspirodiene

A spiro compound that is vetispirane that has been dehydrogenated to introduce a double bond position 6-7 and in which the isopropyl subsbstituent has been replaced by a prop-1-en-2-yl group (the 2R,5S,10R isomer).


The carotenone that is the 2-oxo derivative of (3E)-1-methoxy-3,4-didehydro-1,2,7',8'-tetrahydro-psi,psi-carotene.


beta-carotene 5,6-epoxide

An epoxycarotenoid of beta-carotene.


(1E,4Z)-germacrene B

A germacrene B with a (1E,4Z)-configuration.


A carotenol having the structure of rhodopin with two hydrogen atoms abstracted from the C(3)-C(4) bond to form an extra trans double bond.


A diterpene that is produced by a diterpene synthase from Cephalotaxus sinensis.


phytyl diphosphate

(E)-3,7,11,15-tetramethylhexadec-2-en-1-yl diphosphate in which both stereocentres have (R)-configuration.


lyratol D

A sesquiterpene lactone that is butan-4-olide substituted by geminal methyl groups at position 5 and a 4-hydroxy-2,6-dimethylbenzyl group at position 4. Isolated from Solanum lyratum, it exhibits cytotoxicity against human cancer cell lines.


Euphorbia diterpenoid 1

A tetracyclic diterpenoid isolated from the whole plant of Euphorbia decipiens and exhibits inhibitory activity against prolyl endopeptidase (EC 3.4.21.26).


7-deoxyloganetic aldehyde

A cyclopentapyran that is (4aS,7aR)-1,4a,5,6,7,7a-hexahydrocyclopenta[c]pyran substituted at position 1 by a hydroxy group and at positions 4 and 7 by a formyl and methyl group, respectively (the 1R,4aS,7S,7aR-diastereomer).


dammarenediol-II

A tetracyclic triterpenoid that is dammarane which has a double bond between positions 24 and 25, and is substituted by hydroxy groups at the 3beta- and 20- positions.


elatine

A diterpene alkaloid isolated from Delphinium shawurense.


MOGROL

A tetracyclic triterpenoid that is cucurbitadienol in which the side-chain double bond (position 24-25) has undergone formal oxidation to introduce hydroxy groups at positions 24 and 25 (the 24R stereoisomer). It is a biometabolite of mogrosides found in Siraitia grosvenorii.


serrulatane

A diterpene from Leucophyllum frutescens.


callophycoic acid F

An organic heterobicyclic compound that is 2,5-dihydro-1-benzoxepine-7-carboxylic acid substituted by a (3E,7E)-4,8,12-trimethyltrideca-3,7,11-trien-1-yl group at position 3. It is isolated from the Fijian red alga Callophycus serratus and exhibits antibacterial, antimalarial and anticancer activities.


gypsosaponin C

A triterpenoid saponin with gypsogenic acid as the aglycone species. It is isolated from the roots of Gypsophila oldhamiana and exhibits inhibitory activity against pancreatic lipase.


A retinoid that consists of all-trans-retinol having a hydroxy substituent at position 3 on the cyclohexenyl ring.


cangoronin

A pentacyclic triterpenoid with formula C30H44O5, originally isolated from the bark of Tripterygium wilfordii.


A lathyrane diterpenoid isolated from the roots of  Euphorbia micractina.


carotenoid beta-end derivative

Any carotenoid derivative with an beta-end group


9-cis-4-hydroxyretinoic acid

A retinoid that consists of 9-cis-retinoic acid bearing a hydroxy substituent at position 4 on the cyclohexenyl ring.


mogroside IE

A mogroside that is mogrol in which the hydroxyl hydrogen at position 3 has been replaced by a beta-D-glucosyl residue.


A polyprenyl glycosyl phosphate consisting of N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


DYSIDINE

A sesquiterpenoid isolated from the sponge Dysidea sp. that is 5-amino-2-hydroxy-3-methyl-1,4-benzoquinone in which one of the hydrogens of the methyl group is replaced by a 1,2,4a,5-tetramethyl-1,2,3,4,4a,7,8,8a-octahydronaphthalen-2-yl group and one of the hydrogens attached to the nitrogen is replaced by a 2-sulfoethyl group. Dysidine selectively inhibits human synovial phospholipase A2 (EC 3.1.1.4) with an IC50 = 2.0 muM.


(Z,Z)-alpha-farnesene

The (Z,Z)-stereoisomer of alpha-farnesene


A 1(10),5-germacradien-4-ol in which the hydroxy group has S-configuration


friedelane

A triterpene that is docosahydropicene substituted by 8 methyl groups at positions 2, 2, 4a, 6a, 8a, 9, 12b and 14a.


A (4R)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one that has R configuration at position 7.


An acyclic monoterpene resulting from fission of the C-4-C-5 bond in alpha-terpinene.


A monoterpene that is cyclohexa-1,3-diene substituted at positions 1 and 4 by methyl and prop-1-en-2-yl groups respectively.


mitchellene A

A sesquiterpene lactone isolated from the leaves of Eremophila mitchellii.


A polyprenyl phospho oligosaccharide that consists of a beta-D-Gal-(1->3)-alpha-D-GalNAc-(1->3)-alpha-D-GalNAc moiety linked via a diphospho group to ditrans,octacis-undecaprenol.


A carotenoid ether that is spheroidene carrying two hydroxy groups, both at position 2.


phytyl phosphate

A polyprenol phosphate that is the monophosphate derivative of phytol.


capnellene

A sesquiterpene.


(R)-2-trans-abscisic acid

A 2-trans-abscisic acid with (R)-configuration at the chiral centre.


vepaol

A limonoid found in Azadirachta indica.


beta-caryophyllene

A sesquiterpene with a [7.2.0]-bicyclic structure comprising fused 9- and 4-membered rings, with a trans-ring junction, a trans-double bond between the 4- and 5-positions of the 9-membered ring, a methylidene group at position 9, and methyl groups at positions 3, 11, and 11. The most commonly occurring form is the (1R,9S)-(-)-enantiomer, which is found in many essential oils, particularly clove oil.


An abietane diterpenoid isolated from the stem bark of Fraxinus sieboldiana.


(+)-phytocassane A

A phytocassane that is ent-podocarp-12-ene-3,11-dione carrying additional hydroxy, vinyl and methyl substituents at the 2alpha, 13 and 14 positions, respectively.


archaeal dolichol

Any one of a group of polyprenols made up of varying numbers of cis-linked isoprene units, terminating in an alpha-saturated isoprenoid group containing an alcohol functional group. Dolichol used by archaea is is generally much shorter (C55-C60) than that used by eukaryotes and may have additional saturation positions in the chain.


This is the intermediary compound between compound 11 and compound 5 in the reference.


(-)-alpha-amorphene

A member of the cadinene family of sesquiterpenes having a 4,7-dimethyl-1-(propan-2-yl)-1,2,4a,5,6,8a-hexahydronaphthalene skeleton with 1S,4aR,8aS-stereochemistry. It is isolated from the essential oils of several plant species.


(4S)-4,16-dihydroxyretinoic acid

A retinoid that is all-trans-retinoic acid which has been hydroxylated at the 4-pro-S position and at the 16 position.


A tetracyclic diterpenoid consisting of sordaricin in which the primary hydroxy hydrogen has been replaced by a 6-deoxy-beta-D-altropyranosyl group.


zeaxanthin bis(beta-D-glucoside)

A beta-D-glucoside that is zeaxanthin in which both hydroxy groups have been converted to the corresponding glucosides. It is one of the most polar carotenoids found in nature (solubility in water is 800 ppm, compared with only 12.6 ppm for zeaxanthin itself).


kadsuphilactone B

A pentacyclic triterpenoid isolated from Kadsura philippinensis, and has been shown to exhibit anti-HBV activity.


gamma-carotene

A cyclic carotene obtained by the cyclisation of lycopene.


quillaic acid 28-beta-D-glucoside

A beta-D-glucoside that is quillaic acid in which the carboxy group at position 28 is substituted by a beta-D-glucopyranoside group.


16-hydroxyisopimar-7-en-19-oic acid

A diterpenoid that is isopimar-7-ene substituted by a carboxy group at position 19 and a hydroxy group at position 16. It has been isolated from the fungus, Xylaria species.


lycosantalene

A carbotricyclic compound that is tricyclo[2.2.1.0(2,6)]heptane carrying methyl groups at position 1 and 7 and a (6Z)-2,6-dimethylnona-2,6-dien-9-yl group at position 7. It is a diterpene produced by a terpenoid biosynthetic gene cluster in tomatoes.


A pentacyclic triterpenoid that is the cinnamate ester obtained by the formal condensation of trans-4-coumaric acid with D:C-friedoolean-7,9(11)-dien-3beta-ol-29-oic acid. It is isolated from the stems of Lagenaria siceraria and exhibits cytotoxic activity against human hepatoma SK-Hep 1 cells.


gamma-curcumene

A sesquiterpene that is cyclohexa-1,3-diene which is substituted by a methyl group at position 1 and a 6-methylhept-5-en-2-yl group at position 4 (the R enantiomer).


(+)-pisiferic acid

An abietane diterpenoid that is abieta-8,11,13-trien-20-oic acid substituted by a hydroxy group at position 12. It has been isolated from the stem bark of Fraxinus sieboldiana.


A (4S)-7-hydroxy-4-isopropenyl-7-methyloxepan-2-one in which the stereocentre at position 7 has S-configuration.


SESTERSTATIN 1

A scalarane sesterterpenoid isolated from the marine sponge Hyrtios erectus and has been shown to exhibit antineoplastic activity.


preaspterpenacid acid II

A pentacyclic sesterterpene derivative.


clethroidoside H

A triterpenoid saponin that is (2alpha,3beta,21beta)-ursa-9(11),12-diene-2,3,21,30-tetrol attached to beta-D-glucopyranosyl residues at positions 21 and 30 respectively via glycosidic linkages. It has been isolated from the aerial parts of Lysimachia clethroides.


decaprenol phosphate

A polyprenol phosphate having ten prenyl units in the chain (the all-trans-isomer).


(R,R)-chrysanthemal

An aldehyde resulting from the formal oxidation of the hydroxy group of (R,R)-chrysanthemol.


brassiteraene B

A sesterterpene that is produced by the fungal chimeric terpene synthase, PTTS125.


D-LIMONENE

An optically active form of limonene having (4R)-configuration.


A carotenol obtained by formal hydration across the two double bonds at positions 1 and 1' of neurosporene.


(-)-thujopsene

A thujopsene that has (S,S,S)-configuration.


A polyprenyl phospho oligosaccharide where 6-O-(1-glycerylphospho)-N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-beta-D-glucosaminyl comprises the oligosaccharide component and the polyprenyl chain consists of eleven prenyl units.


gypsogenic acid

A pentacyclic triterpenoid that is olean-12-ene substituted by carboxy groups at positions 23 and 28 and a hydroxy group at position 3 (the 3beta stereoisomer).


beta-copaene

A sesquiterpene that is tricyclo[4.4.0.0(2,7)]decane bearing methyl, isopropyl and methylene substituents at positions 1, 8 and 3 respectively (the 1S,6S,7S,8S-diastereomer)


An apo carotenoid C35 terpenoid compound arising from oxidative degradation of the beta,beta-carotene skeleton at the 4'-position.


madecassoside

A triterpenoid saponin that is a trisaccharide derivative of madecassic acid. Isolated from    Centella asiatica, it exhibits anti-inflammatory, antioxidant and antirheumatic activities.


A polyprenyl glycosyl phosphate consisting of beta-D-galactofuranosyl-(1->4)-alpha-L-rhamnosyl-(1->3)-N-acetyl-alpha-D-glucosamine attached at the 1-position to trans,octacis-decaprenyl phosphate.


alpha,gamma-onoceradienediol

A triterpenoid  isolated from Lansium domesticum.


This is compound 11 in the reference


A 1-methyl-4-(propan-2-yl)cyclohex-1-ene that is the (S)-enantiomer of 1-p-menthene.


capsidiol

An eremophilane sesquiterpenoid that is (+)-5-epi-aristolochene bearing additional 1beta- and 3alpha-hydroxy substituents. It is a phytoalexin produced in Nicotiana and Capsicum plant species in response to pathogen attack.


parthenolide

A sesquiterpene lactone and active principle of Feverfew (Tanacetum parthenium).


(-)-exo-alpha-bergamotene

An alpha-bergamotene that has (1S,5S,6R)-configuration.


soyasaponin III

A triterpenoid saponin that is composed of soyasapogenol B having a beta-D-galactopyranosyl-(1->2)-beta-D-glucopyranosiduronic acid moiety attached at the 3-position via a glycosidic linkage.


AJUGAMARIN H1

A diterpene lactone isolated from the whole plants of Ajuga ciliata.


A  pentacyclic triterpenoid that is the diester obtained by the condensation of the hydroxy groups of 2alpha-hydroxymaprounic acid with p-hydroxybenzoic acid. Isolated from Maprounea africana, it exhibits inhibitory activity against HIV-1 reverse transcriptase.


neurolenin C

A germacranolide isolated from Neurolaena lobata and Austroeupatorium inulifolium and has been shown to exhibit antimalarial activity.


aconine

A diterpene alkaloid with formula C25H41NO9 that is isolated from several Aconitum species.


foresaconitine

A diterpene alkaloid with formula C35H49NO9 that is isolated from several Aconitum species.


A tricyclic diterpene with formula C20H32 which is produced by a diterpene cyclase gene expressed in roots of Arabidopsis.


A diacetylchitobiosyldiphosphodolichol in which an octamannosyl group consisting of one beta-D-mannosyl and seven alpha-D-mannosyl residues is attached at an unspecified position to the diacetylchitobiosyldiphosphodolichol moiety.


(-)-beta-pinene

The (1S,5S)-enantiomer of beta-pinene.


A bicyclic sesquiterpene that is 2,4,5,6,7,7a-hexahydro-1H-indene substituted at positions 3 and 7 by methyl groups and at position 4 by a 3,3-dimethylallyl group (the 4S,7R,7aR-stereoisomer).


A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


terpenoid

Any isoprenoid that is a natural product or related compound formally derived from isoprene units. Terpenoids may contain oxygen in various functional groups. This class is subdivided according to the number of carbon atoms in the parent terpene. The skeleton of terpenoids may differ from strict additivity of isoprene units by the loss or shift of a fragment, generally a methyl group.


arborescin

An organic heterotetracyclic compound and guaianolide sesquiterpene lactone that is arglabin in which the exocyclic double bond has been reduced to a single bond. It is found in Artemesia adamsii.


avenacoside A

A steroid saponin obtained from grain and leaves of oats (Avena sativa) that is nuatigenin in which the hydroxy group at position 26 is converted into its beta-D-glucoside and in which the hydroxy group at position 3 is converted into its methyl alpha-L-rhamnopyranosyl-(1->2)-[beta-D-glucopyranosyl-(1->4)]-beta-D-glucopyranoside derivative.


sesquarterpenoid

Any terpenoid derived from a sesquarterpene. The term includes compounds in which the C35 skeleton of the parent sesquarterpene has been rearranged or modified by the removal of one or more skeletal atoms (generally methyl groups).


A  triterpenoid saponin that is cucurbitacin E attached to a beta-D-glucopyranosyl residue at position 2 via a glycosidic linkage. Isolated from Machilus yaoshansis it exhibits antineoplastic activity.


isolimonene

A monoterpene that is cyclohex-1-ene substituted by a methyl group at position 3 and a prop-1-en-2-yl group at position 6 respectively.


An abietane diterpenoid that is 11-hydroxysugiol in which one of the hydrogens of the methyl group attached to a ring junction has been replaced by a hydroxy group.


combretanone F

A pentacyclic triterpenoid that is 9beta,19-cyclolanost-25-ene substituted by an oxo group at position 3 and hydroxy groups at positions 7 and 23. It has been isolated from the leaves of Combretum quadrangulare.


A eudesmane sesquiterpenoid that is 4a-methyl-8-methylidene-decahydronaphthalene carrying additional hydroxy and isopropyl substituents at positions 1 and 2 respectively (the 1S,2S,4aS,8aS-diastereomer).


peregrinol diphosphate

A diterpenyl phosphate that is the 15-O-diphospho derivative of peregrinol.


hallactone B

A  diterpenoid that is a  organic heterohexacyclic compound consisting of lactone and epoxide ring systems. It is isolated from Podocarpus macrophyllus.


alpha-curcumene

A sesquiterpene that is 2-methyl-2-heptene in which one of the hydrogens at position 6 is substituted by a p-tolyl group.


A 3beta-sterol that is lanosterol carrying an oxo group at position 26.


cyclic terpene ketone

An alicyclic ketone in which the carbocyclic ring structure forms part of a terpene skeleton.


(2R,4R)-rose oxide

A rose oxide in which both of the stereocentres have R configuration. It is also known as (-)-trans-rose oxide.


VITEXILACTONE

A labdane diterpenoid that is isolated from the fruits of Vitex trifolia L. and Vitex agnus-castus


A  farnesane sesquiterpenoid obtained by hydroxylation of one of the terminal methyl groups of farnesol.


A carotenoid ether that is (3E,3'E)-1,1'-dihydroxy-3,3',4,4'-tetradehydro-1,1',2,2'-tetrahydro-psi,psi-carotene-2,2'-dione in which both hydroxyl hydrogens are substituted by methyl groups.


klymollin F

An eunicellin diterpenoid isolated from the soft coral Klyxum molle.


germacranolide

A sesquiterpene lactone based on germacrane skeleton.


ditrans,polycis-undecaprenyl phosphate

An undecaprenyl phosphate having two (E)- and eight (Z)-double bonds.


monoterpene glycoside

A terpene glycoside in which the terpene moiety is a monoterpenoid.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with 4-O-[di(2R)-1-glycerylphosphono]--N-acetyl-beta-D-mannosaminyl-(1->4)-N-acetyl-alpha-D-glucosamine as the glycosyl fragment.


An apo carotenoid triterpenoid that is tetracosane containing double bonds at the 2-3, 6-7, 10-11, 12-13, 14-15, 18-19, and 22-23 positions, and substituted by methyl groups at positions 2, 6, 10, 15, 19, and 23.


geranyl benzoate

A benzoate ester resulting from the formal condensation of the carboxy group of benzoic acid with the hydroxy group of geraniol.


A carbobicyclic compound that is 2,3,4,4a,5,6,7,8-octahydronaphthalen-2-ol which carries a methyl, methyl and prop-1-en-2-yl groups at positions 4, 4a, and 6, respectively.


(-)-CAMPHOR

The S-enantiomer of camphor.


(R)-nephthenol

A cembrane diterpenoid obtained by regio- and stereoselective hydration of the exocyclic double bond of cembrene C.


nicotianoside I

An acyclic diterpene glycoside consisting of a 20-hydroxygeranyllinalool skeleton conjugated to a malonylglucosyl residue at C-20 and a rhamnosylglucosyl moiety at C-3.


rubiarbonone E 19-acetate

A pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis.


GEROQUINOL

A polyprenylhydroquinone consisting of hydroquinone in which the hydrogen at position 2 is substituted by a (2E)-3,7-dimethylocta-2,6-dien-1-yl group.


gibberellin A24

A C20-gibberellin that consists of a tetracyclic skeleton bearing two carboxy and a formyl group.


geranyllinalool

A diterpenoid that is linalool in which one of the terminal methyl hydrogens is substituted by a geranyl group (the 6E,10E-geoisomer)


NAGILACTONE F

A diterpene lactone isolated from Podocarpus latifolius and has been shown to exhibit inhibitory activity against activator protein 1 (AP-1).


gypsosaponin B

A triterpenoid saponin with gypsogenin  as the aglycone species. It is isolated from the roots of Gypsophila oldhamiana and exhibits inhibitory activity against pancreatic lipase.


ASPERGILLUSENE B

A  sesquiterpenoid that is 1-benzofuran substituted by a methyl group at position 3, a 3-methylbutyl group at position 2 and a carboxy group at position 6. An Aspergillus metabolite isolated from the sea fan derived fungus Aspergillus sydowii.


HEDERAGENIN

A sapogenin that is olean-12-en-28-oic acid substituted by hydroxy groups at positions 3 and 23 (the 3beta stereoisomer).


miltiradiene

An abietadiene in which the two doule bonds are located at positions 8 and 12. It is a key intermediate in the biosynthesis of many important natural diterpene compounds such as triptolide, tanshinones, carnosic acid and carnosol.


deacetyllaurenobiolide

A germacranolide derived from laurenobiolide by deacetylation.


A retinoid that is all-trans-retinal carrying a hydroxy substituent at position 4 on the cyclohexenyl ring.


An optically active form of 1-hydroxylimonen-2-one having (1S,4R)-configuration.


MICROCLAVATIN

A macrocyclic diterpenoid isolated from the soft coral Sinularia microclavata and has been shown to exhibit cytotoxic activities against tumor cell lines.


octaprenols

A polyprenol comprising of eight prenyl units with a terminal hydroxy group.


combretic acid A

A pentacyclic triterpenoid that is 9beta,19-cyclolanostan-28-oic acid substituted by an acetyloxy group at position 7 and hydroxy groups at positions 3 and 25. It has been isolated from the leaves of Combretum quadrangulare.


ginsenoside Mx

A ginsenoside found in Panax ginseng that is dammarane which is substituted by hydroxy groups at the 3beta, 12beta and 20 pro-S positions and in which the hydroxy group at position 20 has been converted to the corresponding beta-D-xylopyranosyl-beta-D-glucopyranoside.


aculene C

A sesquiterpenoid that is 8,8a-dihydroazulen-1(7H)-one substituted by an ethyl, methyl, hydroxy and methyl groups at positions 3, 6, 8S, and 8aR, respectively. It is a fungal metabolite isolated from Penicillium sp. SCS-KFD08 and Aspergillus aculeatus.


ALPHA-TERPINEOL

The (S)-enantiomer of alpha-terpineol.


TATRIDIN B

A germacrane sesquiterpenoid found in Tanacetum vulgare, Anthemis altissima and Anthemis melanolepsis that is tatridin A in which the double bond at position 9-10 has migrated to position 10-14.


A  pentacyclic triterpenoid that is lup-20(29)-en-28-oic acid substituted by hydroxy groups at positions 2, 3 and 23 respectively (the 2alpha,3beta-stereoisomer). It has been isolated from the leaves of Rosa laevigata.


lanigerol

A diterpenoid of icetexane type isolated from roots of Salvia lanigera and has been shown to exhibit antibacterial activity.


RUBIYUNNANOL A

A pentacyclic triterpenoid of the class of arborinane-type terpenoids isolated from the roots of Rubia yunnanensis.


beta-pinacene

A diterpene that is cyclotetradeca-1,3,7,11-tetraene which is substituted by methyl groups at positions 1, 7, and 11, and by an isopropyl group at position 4 (the 1Z,3E,7E,11E isomer). It is a constituent of the essential oils from Pinus koraiensis and Pinus sibirica.


ent-atiserene

A diterpene that is the enantiomer of atisane which has undergone formal dehydrogenation to indroduce an exocyclic double bond at position 16.


alpha-muurolene

A sesquiterpene that is 1,2,4a,5,6,8a-hexahydronaphthalene which is substituted at position 1 by an isopropyl group and at positions 4 and 7 by methyl groups (the 1S,4aS,8aR-diastereoisomer).


nigakihemiacetal A

A  quassinoid  that is picras-2-ene substituted by hydroxy groups at positions 11, 13 and 16, methoxy groups at positions 2 and 12 and an oxo group at position 1 (the 11alpha,12beta stereoisomer).


bayogenin 3-O-cellobioside

A pentacyclic triterpenoid that is bayogenin substituted at the O-3 position by a cellobiosyl residue.


(+)-phytocassane C

A phytocassane that is ent-podocarp-12-ene-11-one carrying two alpha-hydroxy substituents at positions 1 and 3 as well as vinyl and beta-methyl substituents at positions 13 and 14, respectively.


all-trans-octaprenol

An ultra long-chain primary fatty alcohol that is the all-trans-isomer of octaprenol.


A bicyclic sesquiterpene that is 1-methylidenedecahydronaphthalene carrying additional methyl and isopropylidene substituents at positions 4a and 7 respectively.


An alpha-D-Glc-(1->3)-alpha-D-Glc-(1->3)-alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->2)-alpha-D-Man-(1->6)]-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


(-)-menthol

A p-menthan-3-ol which has (1R,2S,5R)-stereochemistry. It is the most common naturally occurring enantiomer.


A polyprenyl phospho oligosaccharide consisting of undecaprenyl diphosphate and alpha-D-rhamnosyl-(1->3)-alpha-D-rhamnosyl-(1->2)-alpha-D-rhamnosyl-(1->4)-N-acetyl-D-glucosamine components connected by a glycosyl diphosphate linkage.


A tetracyclic triterpenoid that is dammer-25-ene substituted by hydroxy groups at positions 20 and 24 and an oxo group at position 3 (the 24S-stereoisomer). It has been isolated from the stems of Aglaia abbreviata.


A labdane diterpenoid that is labdane with a double bond at position 13 and is substituted by hydroxy groups at positions 8alpha and 19 and a carboxy group at position 15. Isolated from the aerial parts of Crassocephalum mannii, it exhibits inhibitory activity towards cyclooxygenases (COX-1 and COX-2).


juvenile hormone III bisepoxide

A juvenile hormone that is methyl farnesoate in which the 6,7 and 10,11-double bonds have been epoxidised.


JOLKINOATE A

A lathyrane diterpenoid isolated from the roots of Euphorbia micractina.


A member of the class of hydroxycoumarins that is esculetin in which the ring hydrogen at position 8 has been replaced by a geranyl group.


holothurin A3 acid

A triterpenoid saponin that is a  tetrasaccharide derivative of 3,12,17,25-tetrahydroxy-18,20-epoxylanost-9(11)-ene-18,22-dione.


geumonoid

A triterpenoid isolated from whole plants of Geum japonicum and has been shown to exhibit inhibitory activity against HIV-1 protease.


20-epi-bryonolic acid

A pentacyclic triterpenoid of D:C-friedooleanane-type triterpenoids isolated from the stems of Lagenaria siceraria and roots of Coriaria intermedia and has been found to exhibit antineoplastic activity.


(-)-cubebol

A tertiary alcohol resulting from the formal addition of water to the double bond of alpha-cubebene.


hyperinol A

A hexacyclic triterpenoid that is 13,28-epoxyursan-28-one with a terminal double bond between positions 20(30) and is substituted by a hydroxy group at position 3 (the 3beta,19alpha stereoisomer). It is a taraxastane-type triterpene isolated from  Hypericum oblongifolium and exhibits enzyme inhibitory activity against chymotrypsin.


A pimarane diterpenoid in which the hydrogen at position 3beta has been replaced by a hydroxy group.


CABRALELACTONE

A tetracyclic triterpenoid isolated from the stems of Aglaia abbreviata.


bruceanol E

A quassinoid that is the dihydro derivative of bruceanol D. Isolated from Brucea antidysenterica, it exhibits in vitro cytotoxicity towards several human tumour cell lines.


A triterpene consisting of hopane having a C=C double bond at the 17(21)-position.


cadinane

A sesquiterpene consisting of decalin having two methyl substituents at the 1- and 6-positions, an isopropyl substituent at the 4-position and (1S,4S,4aS,6S,8aS)-configuration.


parkeol

A tetracyclic triterpenoid comprised of a lanostane skeleton which is 3beta-hydroxylated and has double bonds at the 9(11)- and 24-positions.


β-pinene

An isomer of pinene with an exocyclic double bond. It is a component of essential oils from many plants.


(-)-neodihydrocarveol

The (1R,2S,5S)-stereoisomer of dihydrocarveol.


PISIFERAL

An  abietane diterpenoid that is abieta-8,11,13-trien-20-al substituted by a hydroxy group at position 12. It has been isolated from the stem bark of Fraxinus sieboldiana.


A scalarane sesterterpenoid isolated from the marine sponge Hyrtios erectus that exhibits antineoplastic activity.


neurolenin D

A germacranolide isolated from Neurolaena lobata and Austroeupatorium inulifolium and has been shown to exhibit antimalarial activity.


marianine

A  tetracyclic triterpenoid  that is lanost-8-ene substituted by hydroxy groups at positions 3 and 25, a methylidene group at position 24 and an oxo group at position 7. Isolated from the whole plant of Silybum marianum, it exhibits inhibitory activity against  chymotrypsin.


gibberellin A67

A C19-gibberellin, initially identified in Helianthus annuus.  It differs from gibberellin A1 in the absence of an OH group at C-2 and the presence of a beta-OH at C-9 (all gibbane numbering).


An alpha-D-Man-(1->2)-alpha-D-Man-(1->2)-alpha-D-Man-(1->3)-[alpha-D-Man-(1->3)-alpha-D-Man-(1->6)]-beta-D-Man-(1->4)-beta-D-GlcNAc-(1->4)-D-GlcNAc(PP-Dol) in which the anomeric centre has alpha-configuration.


trichobrasilenol

A carbobicyclic compound that is (3aS,7aS)-octahydro-1H-indene substituted by a methyl group at positions 1S, 6 and 6, and by a 1-hydroxypropan-2-ylidene group at position 4. It is a sesquiterpenoid produced by a Trichoderma terpene cyclase.


A polyprenyl glycosyl diphosphate having eleven prenyl units and with beta-D-glucosyl-(1->4)-N-acetyl-D-glucosamine as the glycosyl fragment.


aculene D

A sesquiterpenoid that is (3aR)-4,7,8,8a-tetrahydroazulen-1(3aH)-one substituted by an ethyl, methyl, hydroxy and methyl groups at positions 3, 6, 8S, and 8aR, respectively. It is a fungal metabolite isolated from Penicillium sp. SCS-KFD08 and Aspergillus aculeatus.


parasiloxanthin

A carotenol that is 7,8-dihydro-beta,beta-carotene carrying two hydroxy substituents at positions 3 and 3'.


A cembrane diterpenoid isolated from the leaves of Croton gratissimus.


ent-kaurane diterpenoid

A diterpenoid compound having an ent-kaurane skeleton.


cangorinine E-1

A sesquiterpene alkaloid that is isolated from Tripterygium wilfordii.


A p-menthane monoterpenoid that is cyclohexan-1-one substituted by a methyl group at position 5 and a propan-2-ylidene group at position 2.


CITRONELLAL

The (3R)-stereoisomer of 3,7-dimethyloct-6-enal (citronellal).


SAMADERINS B

A quassinoid isolated from Quassia indica and Samadera madagascariensis. It exhibits antimalarial and cytotoxic activities.


maytenfolone A

A hexacyclic triterpenoid that is a lactone of friedelin. Isolated from Celastrus hindsii, it exhibits anti-HIV and antineoplastic activities.


ACTINIDIC ACID

A pentacyclic triterpenoid that is ursa-12,20(30)-diene substituted by a carboxy group at position 28 and hydroxy groups at positions 2, 3 and 23. It is a phytoalexin isolated from the peel of unripe kiwi fruit Actinidia deliciosa.


all-trans-decaprenyl diphosphate

A decaprenyl diphosphate having (E)-stereochemistry exclusively in the double bonds.


beta-bisabolene

A  bisabolene that is cyclohexene substituted by a methyl group at position 1 and a 6-methylhepta-1,5-dien-2-yl group at position 4.


copal-8-ol diphosphate

A diterpenyl phosphate in which the diterpenyl fragment is specified as copal-8-ol-15-yl.


4,4'-diapolycopenedioic acid

An apo carotenoid triterpenoid that is 4,4'-diapolycopene in which two of the terminal methyl groups have been oxidised to carboxy groups.


all-trans-4-oxo-16-hydroxyretinoic acid

A retinoid that consists of all-trans-retinoic acid carrying an oxo substituent at position 4 and a hydroxy substituent at position 16.


VITETRIFOLIN D

A labdane diterpenoid that is isolated from the fruits of Vitex trifolia L and Vitex negundo.


pyripyropene A

A sesquiterpenoid that consists of (3S,4R,4aR,6S,6aS,12R,12aS,12bS)-4-(acetoxymethyl)-12-hydroxy-4,6a,12b-trimethyl-11-oxo-9-(pyridin-3-yl)-1,3,4,4a,5,6,6a,12,12a,12b-decahydro-2H,11H-benzo[f]pyrano[4,3-b]chromene-3,6-diol in which the hydrogens of the 3- and 6-hydroxy functions are substituted by acetyl groups.


nepetaside

A terpene glycoside that is beta-D-glucopyranose in which the hydrogen of the hydroxy group at position 1R is replaced by a (4R,4aR,6R,7R,7aS)-4,7-dimethyl-1-oxooctahydrocyclopenta[c]pyran-6-yl group. It is a plant metabolite isolated from Nepeta cataria.


A beta-D-glucosyl-(1->4)-N-acetyl-D-glucosaminyl undecaprenyl diphosphate in which the anomeric centre connected to the diphosphate group has alpha-configuration.


A triterpenoid saponin based on a ursane-skeleton isolated from the leaves of Rosa laevigata.


gelomulide M

An abietane diterpenoid that is ent-abieta-2(3),13(15)-diene-16,12-olide substituted by beta-acetoxy groups at positions 1 and 7 and a beta-epoxy group across positions 8 and 14. Isolated from the leaves of Gelonium aequoreum, it exhibits moderate cytotoxicity against lung (A549), breast (MDAMB-231 and MCF7), and liver (HepG2) cancer cell lines.


foresticine

A diterpene alkaloid with formula C24H39NO6, originally isolated from Aconitum forrestii.


BERKELEYONE B

A meroterpenoid found in Penicillium rubrum and has been shown to exhibit inhibitory activity against caspase-1.


lobophytumin B

A diterpenoid that is cyclodeca-1,6-diene substituted by a methyl group at position 8, a methylidene group at position 4 and a 6-methyl-4-oxoheptan-2-yl group at position 1. It has been isolated from from the Hainan soft coral Lobophytum cristatum.


senbusine A

A diterpene alkaloid with formula C23H37NO6 that is isolated from several Aconitum species.


lyciumoside II

A diterpene glycoside that is 20-hydroxygeranyllinalool substituted carrying beta-D-glucosyl and beta-D-glucosyl-(1->2)-beta-D-glucosyl residues at position O-3 and O-20 respectively.


polyprenyl phospho polysaccharide

A polyprenyl phospho carbohydrate in which the carbohydrate portion is any polysaccharide.


AJUGACUMBIN F

A  diterpene lactone isolated from the whole plants of Ajuga ciliata.


bielschowskysin

A diterpenoid that is isolated from Pseudopterogorgia kallos and exhibits antimalarial and anticancer activity.


AGNUSIDE

A benzoate ester resulting from the formal condensation of the carboxy group of 4-hydroxybenzoic acid with the primary hydroxy group of aucubin. It is an iridoid glycoside found in several Vitex plants including Vitex agnus-castus.


A  pentacyclic triterpenoid based on a ursane-type nortriterpene skeleton isolated from the leaves of found in Rosa laevigata.


GORDONOSIDE N

A triterpenoid saponin that has 3,16-dihydroxyolean-12-en-28-oic acid as the aglycone. Isolated from the stems of Gordonia chrysandra, it exhibits a strong inhibitory effect on nitric oxide production.


lipid II

An undecaprenyldiphospho-N-acetyl-(N-acetylglucosaminyl)muramoyl peptide in which the peptide element is L-alanyl-D-gamma-glutamyl-L-lysyl-D-alanyl-D-alanine.


zonarene

A sesquiterpene that is 1,2,3,7,8,8a-hexahydronaphthalene which is substituted at positions 1 and 6 by methyl groups and at position 4 by an isopropyl group (the 1S-isomer).


A cadinane sesquiterpenoid that is 1,2,3,4,6,7,8,8a-octahydronaphthalen-2-ol substituted by hydroxymethyl group at position 5, isopropyl group at position 8 and a methyl group at position 2 (the 2S,8R,8aR stereoisomer). Isolated from the culture broth of Tyromyces chioneus, it exhibits anti-HIV-1 activity.


alpha-nootkatol

A 4,4a-dimethyl-6-(prop-1-en-2-yl)-2,3,4,4a,5,6,7,8-octahydronaphthalen-2-ol with (2R,4R,4aS,6R) stereochemistry.


A  triterpenoid saponin of the type of cucurbitane glycosides isolated from  Machilus yaoshansis.


ISOSECOTANAPARTHOLIDE

A sesquiterpene lactone isolated from Artemisia rutifolia and Artemisia iwayomogi and has been shown to inhibit nitric oxide synthase.


gibberellin A68

A C19-gibberellin, initially identified in Malus sylvestris. It differs from gibberellin A1 in the absence of an OH group at C-7 and the presence of a double bond between C-3 and C-4 (all gibbane numbering).


A dolichyl diphosphooligosaccharide intermediate involved in post-translational modification of proteins.


cycloaraneosene

A diterpene that has a dicyclopenta[a,d]cyclooctane skeleton containing a double bond at the 6a-7 position and which is substituted by methyl groups at positions 1 and 9a, a methylene group at position 4 and an isopropyl group at position 7 (the 1R,3aR,9aS,10aR  isomer). A precursor for sordaricin, the aglycone of sodarin found in Sordaria araneosa.


gibberellin A53 aldehyde

A C20-gibberellin obtained by selective reduction of the 10beta-carboxy group of gibberellin A53.


neoxanthin

An epoxycarotenoid that is 6,7-didehydro-5,5',6,6'-tetrahydro-5',6'-epoxy-beta,beta-carotene which is substituted by hydroxy groups at the 3, 3', and 5 positions.


salannin

A limonoid with insecticidal activity isolated from Azadirachta indica.


(+)-iridodial

An  iridodial that is (1R,2R)-2-[(2R)-1-oxopropan-2-yl]cyclopentanecarbaldehyde substituted by a methyl group at position 2 (2S-stereoisomer).


(+)-(7S)-7-O-methylsydonic acid

A sesquiterpenoid that is the 7-O-methyl derivative of (+)-(7S)-sydonic acid. An Aspergillus metabolite isolated from the sea fan derived fungus Aspergillus sydowii.


juvenile hormone III acid

A member of the juvenile hormone family of compounds obtained by formal hydrolysis of the methyl ester group of juvenile hormone III.


betulin di(3-carboxybutanoate)

A pentacyclic triterpenoid that is betulin acylated at positions O-3 and O-28 by 3-carboxybutanoyl groups. It is isolated from Syzygium claviflorum.


Z-senegasaponin b

The Z-isomer of senegasaponin b.


A bicyclic diterpene natural product.


A monoterpenoid that is propanal substituted by a 4-methylcyclohex-3-en-1-yl group at position 2.


abscisic acid

A member of the class of abscisic acids in which the double bond betweeen positions 2 and 3 has cis- (natural) geometry.


N-deethylaconine

A diterpene alkaloid with formula C22H35NO6, originally isolated from Aconitum carmichaeli.


rotundifolioside I

A triterpenoid saponin that consists of urs-11-ene substituted by an epoxy group across positions 13 and 28, a hydroxy group at position 16 and a beta-yl beta-D-xylopyranosyl-(1->2)-beta-D-glucopyranosyl-(1->2)-beta-D-fucopyranosyloxy residue at position 3 (the 3beta,16alpha stereoisomer). Isolated from the fruits of Bupleurum rotundifolium, it exhibits antiproliferative activity against cancer cells.


areptin B

A diterpenoid isolated from the aerial parts of Ajuga reptans.


beta-seco-amyrin

A triterpenoid that is (2S)-1,2,3,4,4a,5,8,8a-octahydronaphthalen-2-ol substituted by methyl groups at the 1, 1, 4a, and 6 positions and substituted at position 5 by a 2-[(4aR,8aR)-2,4a,7,7-tetramethyl-3,4,4a,5,6,7,8,8a-octahydronaphthalen-1-yl]ethyl group.


GINSENOSIDE F1

A ginsenoside found in Panax species that is dammarane which is substituted by hydroxy groups at the 3beta, 6alpha, 12beta and 20 pro-S positions, in which the hydroxy group at position 20 has been converted to the corresponding beta-D-glucopyranoside, and in which a double bond has been introduced at the 24-25 position.


FATSICARPAIN A

A pentacyclic triterpenoid that is oleana-11,13(18)-diene substituted by hydroxy groups at positions 3 and 23 and a carboxy group at position 28 (the 3alpha stereoisomer). Isolated from the leaves and twigs of Fatsia polycarpa, it exhibits antibacterial and anti-HBV activities.


cornusalterin J

A  tirucallane triterpenoid that is (13alpha,14beta,17alpha,20S)-lanosta-7,24-diene substituted by a beta-hydroxy group at position 3 and a methoxy group at position 23. It has been isolated from the stem and stem barks of Cornus walteri.


3beta-hydroxyurs-20-en-28-oic acid

A pentacyclic triterpenoid that is urs-20-ene substituted by a carboxy group at position 28 and a beta-hydroxy group at position 3. It has been isolated from Juglans sinensis.


adonixanthin

A carotenone that consists of beta,beta-caroten-4-one bearing two hydroxy substituents at positions 3 and 3' (the 3S,3'R diastereomer).


BETA-SELINENE

An optically active form of beta-selinene having (+)-(4aR,7R,8aS)-configuration.


An undecaprenyl diphosphate in which the eight double bonds closest to the phosphate group have Z configuration, while the next two double bonds have E configuration.


A cembrane diterpenoid that is cembra-2E,7E,11Z-trien-20,10-olide substituted by a hydroxy group at position 4. It has been isolated from the leaves of Croton gratissimus.


LAMESTICUMIN A

A triterpenoid of the class of onoceranoid-type terpenoids isolated from the twigs of  Lansium domesticum.


thujene

A monoterpene based on a thujane skeleton.


exo-(+)-cinmethylin

A 1-methyl-2-[(2-methylbenzyl)oxy]-4-(propan-2-yl)-7-oxabicyclo[2.2.1]heptane that is the exo-(+)-isomer of cinmethylin.