A phosphatidylcholine having an alpha-linolenoyl at sn-2 and a fatty acyl chain of unknown composition at sn-1. Major species at pH 7.3.


poly(allylamine hydrochloride)

A polymer composed of propan-1-amine hydrochloride units.


PONATINIB HYDROCHLORIDE

The hydrochloride salt of ponatinib. It is a potent pan inhibitor of tyrosine kinases, active in all single resistance ABL kinase mutations including the T315l mutation. It is approved for the treatment of chronic myeloid leukemia.


A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine betaine which has octadecyl as the alkyl group. PAF is a potent phospholipid activator and mediator of many leukocyte functions, including platelet aggregation, inflammation, and anaphylaxis.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine where the 2-O-acyl group is specified as acetyl; a potent phospholipid activator and mediator of many leukocyte functions, including platelet aggregation, inflammation, and anaphylaxis.


A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as tetradecyl.


A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as dodecyl.


A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as decyl.


A 2-acetyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as (9Z)-hexadecenyl.


DL-PHENYLALANINE

An aromatic amino acid that is alanine in which one of the methyl hydrogens is substituted by a phenyl group.


(R)-bethanechol chloride

The (R)-enantiomer of bethanechol chloride.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (15S)-hydroxy-(5Z,8Z,11Z,13E)-icosatetraenoyl.


polyatomic cation

A cation consisting of more than one atom.


phosphatidylcholine (15:0/18:3)

A phosphatidylcholine 33:2 in which the fatty acyl groups at positions 1 and 2 are specified as C15:0 and C18:3 respectively.


phosphatidylcholine 44:12

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 44 carbons and 12 double bonds.


A phosphatidylcholine 35:2 in which one acyl group has 17 carbons and is fully saturated while the other has 18 carbons and 2 double bonds (position not specified).


A lysophosphatidylcholine(0:0/16:1) in which the 2-acyl group is specified as (9Z)-hexadecenoyl.


phosphatidylcholine O-42:2

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 42 carbons and 2 double bonds.


phosphatidylcholine (15:0/18:2)

A phosphatidylcholine 33:2 in which the fatty acyl groups at positions 1 and 2 are specified as C15:0 and C18:2 respectively.


phosphatidylcholine (16:0/22:5)

A phosphatidylcholine 38:5 in which the fatty acyl groups at positions 1 and 2 are specified as C16:0 and C22:5 respectively.


A  phosphatidylcholine (P-38:4) in which the alkenyl group at position 1 is (1Z)-octadecenyl and the acyl group at position 2 is (5Z,8Z,11Z,14Z)-icosatetraenoyl.


phosphatidylcholine P-38:5

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups at positions 1 and 2 contain 38 carbon atoms in total with 5 additional double bonds.


A 2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group contains 18 carbons and 2 double bonds.


1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl group at position 1 is specified as hexanoyl.


phosphocholines

Any compound having phosphocholine as part of its structure.


phosphatidylcholine (17:0/18:2)

A phosphatidylcholine 35:2 in which the fatty acyl groups at positions 1 and 2 are specified as C17:0 and C18:2 respectively.


sphingomyelin 24:0

A sphingomyelin in which the total number of carbons contained in the sphingoid base and fatty acyl groups is 24 with zero double bonds.


A phosphatidylcholine 34:2 in which the 1- and 2-acyl groups are specified as hexadecanoyl (palmitoyl) and 9Z,12Z-octadecadienoyl (linoleoyl) respectively.


An N-octadecenoylsphinganine-1-phosphocholine obtained by formal condensation of the carboxy group of oleic acid with the amino group of sphinganine-1-phosphocholine.


phosphatidylcholine 26:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 26 carbons in total with 1 double bond.


phosphatidylcholine 38:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 2 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl substituents at positions 1 and 2 are specified as lauroyl and arachidonoyl respectively.


phosphatidylcholine 44:0-OH

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 0 double bonds and 1 hydroxy group.


A lysophosphatidylcholine 20:3/0:0 in which the acyl group at position 1 is specified as (8Z,11Z,14Z)-icosatrienoyl.


A phosphatidylcholine 12:0 in which both acyl groups are specified as hexanoyl.


lysophosphatidylcholine 28:1

An  lysophosphatidylcholine  in which the remaining acyl group contains 28 carbons with 1 double bond. If R1 is an acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is an acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 40:5 inw hich teh acyl groups specified at positions 1 and 2 are octadecanoyl and (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl respectively.


A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as capryl (decanoyl).


phosphatidylcholine O-30:1

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 30 carbons and 1 double bond.


A phosphatidylcholine 42:1 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (13Z)-docosenoyl respectively.


A phosphatidylcholine 30:0 in which the acyl groups at positions 1 and 2 are specified as octadecanoyl and dodecananoyl respectively.


phosphatidylcholine (P-36:2)

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the unspecified alk-1-enyl and acyl groups at positions 1 and 2 contain 36 carbon atoms in total with 2 additional double bonds in the acyl moiety.


A 1-acyl-2-alkyl-sn-glycero-3-phosphocholine in which the acyl and alkyl groups at positions 1 and 2 are specified as hexadecanoyl and hexadecyl respectively.


phosphatidylcholine

A glycerophosphocholine that is glycero-3-phosphocholine bearing two acyl substituents at positions 1 and 2.


phosphatidylcholine 42:8

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 8 double bonds.


The conjugate base of a 1,2-diacyl-sn-glycero-3-phosphocholine compound formed by deprotonation of the phosphate OH group.


A phosphatidylcholine 40:3 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (11Z,14Z,17Z)-eicosatrienoyl respectively.


lysophosphatidylcholine 14:0

A lysophosphatidylcholine in which the remaining acyl group is specified as tetradecanoyl (myristoyl). If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine.  If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 32:1 in which the acyl groups specified at positions 1 and 2 are oleoyl and myristoyl respectively.


sphingomyelin 42:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 42 with 2 double bonds.


A sphingomyelin in which the sphingoid component is specified as tetradecaphytosphingosine.


sphingomyelin d18:1/26:0

A sphingomyelin d18:1 in which the fatty acyl group contains 26 carbons and is fully saturated.


A sphingomyelin d18:1 in which the total number of carbons in the fatty acyl group is 25 with 1 double bond.


A phosphatidylcholine 38:3 in which the acyl groups at positions 1 and 2 are specified as stearoyl (octadecanoyl) and icosatrienoyl respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 26 carbons and 4 double bonds and is 2-hydroxylated.


A lysophosphatidylcholine 20:4 in which the acyl group is specified as arachidonoyl and is located at position 2.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 26 carbons and 1 double bond.


A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl.


lysophosphatidylcholine O-16:0

A glycerophosphocholine that is sn-glycero-3-phosphocholine bearing a hexadecyl group at an unspecified position. If R1 is hexadecyl and R2 is a hydrogen then the molecule is 1-hexadecyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is hexadecyl then the molecule is 2-hexadecyl-sn-glycero-3-phosphocholine.


lysophosphatidylcholine O-5:0

A monoalkyl-sn-glycero-3-phosphocholine in which the alkyl group (position not specified) contains 5 carbons and is fully saturated.


phosphatidylcholine (18:1/20:1)

A phosphatidylcholine 38:2 in which the fatty acyl groups at positions 1 and 2 are specified as C18:1 and C20:1 respectively.


sphingomyelin 36:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 36 with 1 double bond.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 21 carbons and 0 double bonds and is 2-hydroxylated.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 17 carbons and 1 double bond.


A phosphatidylcholine 34:2 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (9Z)-hexadecenoyl respectively.


sphingomyelin 42:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 42 with 0 double bonds.


A sphingomyelin 40:4 in which the ceramide N-acyl group is specified as docosatrienoyl.


A 1-acyl-sn-glycero-3-phosphocholine in which the 1-acyl group contains 18 carbons and 2 double bonds.


sphingomyelin 40:3

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 40 with 3 double bonds.


A 1,2-di-octadecenoylsn-glycero-3-phosphocholine in which the acyl group specified at positions 1 and 2 is 11Z)-octadecenoyl .


A 1-octadecanoyl-2-octadecenoyl-sn-glycero-3-phosphocholine in which the acyl groups specified at positions 1 and 2 are octadecanoyl and (11Z)-octadecenoyl respectively.


An alkyl,acyl-sn-glycero-3-phosphocholine in which unspecified acyl and alkyl groups are located at positions 1 and 2 respectively.


A phosphatidylcholine 38:6 in which the acyl groups specified at positions 1 and 2 are (11Z)-octadecenoyl and (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl respectively.


sphingomyelin 34:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 34 with 4 double bonds.


benzalkonium

A quaternary ammonium ion obtained by methylation of N-benzyl-N-methyldodecan-1-amine.


phosphatidylcholine (17:1/18:1)

A phosphatidylcholine 35:2 in which the fatty acyl groups at positions 1 and 2 are specified as C17:1 and C18:1 respectively.


phosphatidylcholine P-36:1

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups contain a total of 36 carbon atoms with 1 additional double bond.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 24 carbons and 1 double bond.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 25 carbons and 0 double bonds and is 2-hydroxylated.


A 1,2-diacyl-sn-glycero 3-phosphocholine in which the acyl group at position 1 is unspecified while that at position 2 is specified as arachidonoyl


A sphingomyelin d18:1 in which the ceramide N-acyl group is specified as icosanoyl.


lysophosphatidylcholine 22:0

A lysophosphatidylcholine in which the remaining acyl group contains 22 carbons and 0 double bonds. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


3-dehydrocarnityl CoA

An acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of 3-dehydrocarnitine.


phosphatidylcholine 38:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 1 double bond.


A 1-(alk-1-enyl)-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl substituent is specified as oleoyl.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 27 carbons and 0 double bonds and is 2-hydroxylated.


phosphatidylcholine (18:2/18:3)

A phosphatidylcholine 36:5 in which the fatty acyl groups at positions 1 and 2 are specified as C18:2 and C18:3 respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 18 carbons and 4 double bonds and is 2-hydroxylated.


A phosphatidylcholine 36:2 in which the acyl groups specified at positions 1 and 2 are octadecanoyl and (6Z,9Z)-octadecadienoyl respectively.


sphingomyelin 18:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 18 with 0 double bonds.


A  phosphatidylcholine 36:3 in which the two acyl substituents at positions 1 and 2 are specified as oleoyl and linoleoyl respectively.


colfosceril palmitate

A phosphatidylcholine 32:0 in which the 1- and 2-acyl groups are specified as hexadecanoyl (palmitoyl). A synthetic phospholipid used in liposomes and lipid bilayers to study biological membranes. It is also a major constituent of pulmonary surfactants.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 23 carbons and 0 double bonds and is 2-hydroxylated.


A phosphatidylcholine O-42:1 in which the alkyl and acyl groups specified at positions 1 and 2 are icosyl and (11Z)-docosenoyl respectively.


A phosphatidylcholine 40:7 in which the acyl groups at positions 1 and 2 are specified as (9Z)-octadecenoyl and (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl respectively.


A  phosphatidylcholine O-40:3 in which the alkyl and acyl groups specified at positions 1 and 2 are eicosyl and (8Z,11Z,14Z)-eicosatrienoyl respectively.


A phosphatidylcholine 32:1 in which the acyl groups at C-1 and C-2 are tetradecanoyl and (11Z)-octadec-11-enoyl respectively.


A  phosphatidylcholine O-42:0 in which the alkyl and the acyl groups specified at positions 1 and 2 are eicosyl and docosanoyl respectively.


A phosphatidylcholine 31:0 in which the fatty acyl groups at positions 1 and 2 are specified as pentadecanoyl and hexadecanoyl respectively


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl substituents at positions 1 and 2 are specified as palmitoyl and propionyl respectively.


phosphatidylcholine 34:7

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 34 carbons and 7 double bonds.


A 1-palmitoyl-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group is specified as 7-hydroxyheptanoyl.


A phosphatidylcholine O-42:3 in which teh alkyl and acyl groups specified at positions 1 and 2 are tetracosyl and (6Z,9Z,12Z)-octadecatrienoyl respectively.


phosphatidylcholine (17:0/18:1)

A phosphatidylcholine 35:1 in which the fatty acyl groups at positions 1 and 2 are specified as C17:0 and C18:1 respectively.


phosphatidylcholine 40:9

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 9 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1-acyl group is specified as oleoyl.


A sphingomyelin in which the sphingoid component is specified as hexadecasphinganine.


A 1-acyl-sn-glycero-3-phosphocholine in which the 1-acyl group contains 20 carbons and 4 double bonds.


choline alfoscerate

A member of the class of phosphocholines that is the choline ester of sn-glycero-3-phosphate. It is one of the major osmolyte in the renal medullary cells.


A phosphatidylcholine 30:0 in which the phosphatidyl acyl groups at positions 1 and 2 are myristoyl (tetradecanoyl) and palmitoyl (hexadecanoyl) respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 26 carbons and 2 double bonds and is 2-hydroxylated.


An sn-monothiophosphatidylcholine in which the acyl substituents at O-1 and S-2 are hexadecyl and arachidinoyl respectively.


phosphatidylcholine (18:1/19:1)

A phosphatidylcholine 37:2 in which the fatty acyl groups at positions 1 and 2 are specified as C18:1 and C19:1 respectively.


A phosphatidylcholine 28:1 in which the acyl groups specified at positions 1 and 2 are decanoyl and (9Z-octadecenoyl respectively.


A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (9Z,12Z)-heptadecadienoyl.


A 1-O-acyl-sn-glycero-3-phosphocholine obtained by hydroxylation at position 11 of 1-O-oleoyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 38:6 in which the acyl groups specified at positions 1 and 2 are (5Z,8Z,11Z,14Z,17Z)-eicosapentaenoyl and (9Z)-octadecenoyl respectively.


A phosphatidylcholine 34:0 in which the 1- and 2-acyl groups are specified as icosanoyl (arachidyl) and tetradecanoyl (myristoyl) respectively.


A phosphatidylcholine 40:6 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl respectively.


Any member of the class of lysophosphatidylcholines which has a free hydroxy group at the 1-position of the glycerol moiety.


A phosphatidylcholine 42:6 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl respectively.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as heptanoyl.


A sphingomyelin 41:1 obtained by formal condensation of the carboxy group of tetracosanoic acid with the amino group of 14-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


A phosphatidylcholine O-38:1 in which the alkyl and acyl groups at positions 1 and 2 are octadecyl and (9Z)-eicosenoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and 2 are specified as octanoyl.


phosphatidylcholine 48:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 48 carbons in total with 1 double bond.


A phosphatidylcholine (O-16:0/18:1) in which the alkyl and the acyl groups at positions 1 and 2 are hexadecyl and oleoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and 2 are specified as hexadecanoyl and 9,10-epoxyoctadecanoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine where the acyl group at position 1 is unspecified while the acyl group at position 2 is palmitoleoyl.


A phosphatidylcholine 36:3 in which the acyl groups at positions 1 and 2 are specified as hexadecanoyl and (5Z,8Z,11Z)-icosatrienoyl respectively.


lysophosphatidylcholine 20:5

A lysophosphatidylcholine in which the acyl group contains 20 carbons and 5 double bonds. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 17 carbons and 2 double bonds.


lysophosphatidylcholine O-16:1

A glycerophosphocholine that is sn-glycero-3-phosphocholine bearing a hexadecenyl group at an unspecified position (either R(1) = hexadecenyl, R(2) = H or R(1) = H, R(2) = hexadecenyl).


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 16 carbons and 2 double bonds.


A lysophosphatidylcholine 22:6 in which the docosahexaenoyl group is located at position 1.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 24 carbons and 2 double bonds.


LYSOPHOSPHATIDYLCHOLINE

A lysophosphatidylcholine 14:0 in which the acyl group specified is myristoyl. The major species at pH 7.3.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and 2 are specified as octadecanoyl and pentanoyl respectively.


lysophosphatidylcholine 18:3

An acyl-sn-glycero-3-phosphocholine in which the acyl group contains 18 carbons with 3 double bonds. If R1 is an acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is an acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


phosphatidylcholine (18:0/20:2)

A 1,2-diacyl-sn-glycero-3-phosphocholine in which one acyl group has 18 carbons and is fully saturated while the other has 20 carbons and 2 double bonds.


phosphatidylcholine O-42:4

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 42 carbons and 4 double bonds.


A phosphatidylcholine 24:0 in which the acyl groups at positions 1 and 2 are specified as octadecanoyl and hexanoyl respectively.


A 2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group contains 20 carbons and 4 double bonds.


sphingomyelin 32:3

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 32 with 3 double bonds.


A sphingomyelin d18:1 in which the ceramide N-acyl group is specified as hexacosanoyl.


phosphatidylcholine (O-18:1/20:4)

A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the acyl group contains 20 carbons and 4 double bonds while the alkyl group contains 18 carbons and 1 double bond.


dodecylphosphocholine

A phosphocholine that is the monododecyl ester of phosphocholine


A 1,2-di-octadecenoyl-sn-glycero-3-phosphocholine in which the acyl group specified at positions 1 and 2 is (6Z)-octadecenoyl.


A  phosphatidylcholine 24:0 where the acyl groups at position 1 and 2 are palmitoyl and capryloyl respectively.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are specified as pentadecyl and acetyl respectively.


lysophosphatidylcholine 16:0

A lysophosphatidylcholine in which the acyl group has a fully saturated C16 chain and is attached to the glycero moiety at either position 1 or 2.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 25 carbons and 1 double bond.


A N-acylsphinganine-1-phosphocholine in which the acyl group specified is henicosanoyl.


A  lysophosphatidylcholine P-16:0 in which the alk-1-enyl group is hexadec-1-en-1-yl.


A phosphatidylcholine in which the acyl groups at C-1 and C-2 are (9Z)-hexadecenoyl and (13Z,16Z)-docosadienoyl respectively.


lysophosphatidylcholine 22:4

A lysophosphatidylcholine in which the acyl group (position not specified) contains 22 carbons and 4 double bonds.


A phosphatidylcholine 40:4 in which the acyl groups specified at positions 1 and 2 are (7Z,10Z,13Z,16Z)-docosatetraenoyl and octadecanoyl respectively.


A sphingomyelin 39:2 obtained by formal condensation of the carboxy group of henicosanoic acid with the amino group of any sphingadienine-1-phosphocholine.


A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alkenyl group has Z geochemistry.


A sphingomyelin in which the total number of carbons in the fatty acyl group is 22 with 1 double bond.


phosphatidylcholine 36:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 36 carbons in total with 3 double bonds.


A sphingomyelin d18:1 in which the ceramide N-acyl group contains 22 carbons, 1 hydroxy group and 2 double bonds.


phosphatidylcholine 37:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 37 carbons and no double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups specified at positions 1 and 2 are palmitoyl (hexadecanoyl) and (9E,13E)-octadeca-9,13-dienoyl respectively.


phosphatidylcholine 28:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 28 carbons in total with 3 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine having palmitoyl and glutaroyl groups at positions 1 and 2 respectively.


phosphatidylcholine O-34:5

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 5 double bonds.


phosphatidylcholine 46:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 46 carbons in total with 2 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine having palmitoyl and 5-oxovaleryl groups at the 1- and 2-positions respectively; major species at pH 7.3.


An ammonium betaine formed by deprotonation of the carboxylic acid group of 6-(O-phosphocholine)oxyhexanoic acid.


phosphatidylcholine (P-40:7)

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the unspecified alk-1-enyl and acyl groups at positions 1 and 2 contain 40 carbon atoms in total with 7 additional double bonds in the acyl moiety.


lysophosphatidylcholine (20:2/0:0)

A lysophosphatidylcholine 20:2 in which the acyl group is located at position 1.


A sphingomyelin in which the sphingoid component is specified as 15-methylhexadecasphing-4-enine.


A sphingomyelin 34:1 obtained by formal condensation of the carboxy group of heptadecanoic acid with the amino group of 15-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


phosphatidylcholine O-32:1

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 32 carbons and 1 double bond.


phosphatidylcholine O-34:4

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 4 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 27 carbons and 0 double bonds and is 2-hydroxylated.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the phosphatidyl acyl groups at positions 1 and 2 are specified as stearoyl and 8-epi-prostaglandin F2alpha respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 19 carbons and 0 double bonds.


sphingomyelin d18:1/24:0

A sphingomyelin d18:1 in which the fatty acyl group contains 24 carbons and is fully saturated.


lysophosphatidylcholine 14:2

A lysophosphatidylcholine in which the remaining acyl group contains 14 carbons and 2 double bonds. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A sphingomyelin obtained by formal condensation of the carboxy group of hexacosanoic acid with the amino group of 14-methylhexadecasphinganine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 17 carbons and 0 double bonds and is 2-hydroxylated.


phosphatidylcholine 42:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 4 double bonds.


A phosphatidylcholine 38:0 in which the acyl groups specified at positions 1 and 2 are docosanoyl and hexadecanoyl respectively.


phosphatidylcholine (P-18:0/22:6)

A phosphatidylcholine P-40:6 in which the 1-alk-1-enyl group contains 18 carbons and no additional double bonds while the 2-acyl group contains 22 carbons and 6 double bonds.


phosphatidylcholine (16:1/16:1)

A phosphatidylcholine 32:2 in which both the fatty acyl groups at positions 1 and 2 are specified as C16:1.


A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alkenyl group at position 1 is (1Z)-octadecenyl and the acyl group at position 2 is hexadecanoyl respectively.


A sphingomyelin d18:1 in which the acyl group specified is tridecanoyl.


sphingomyelin 16:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 16 with 1 double bond.


phosphatidylcholine (P-34:2)

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the unspecified alk-1-enyl and acyl groups at positions 1 and 2 contain 34 carbon atoms in total with 2 additional double bonds in the acyl moiety.


phosphatidylcholine 40:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 1 double bond.


A phosphatidylcholine 36:4 in which the 1- and 2-acyl groups are specified as hexadecanoyl (palmitoyl) and 5E,8E,11E,14E-eicosatetraenoyl respectively.


phosphatidylcholine 48:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 48 carbons in total with 0 double bonds.


sphingomyelin 30:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 30 with 2 double bonds.


A phosphatidylcholine 32:0 in which the acyl group specified at positions 1 and 2 are myristoyl and stearoyl respectively.


phosphatidylcholine (18:0/20:4)

A phosphatidylcholine 38:4 in which the fatty acyl groups at positions 1 and 2 are specified as C18:0 and C20:4 respectively.


A phosphatidylcholine 36:2 in which both acyl groups have 18 carbons and 1 double bond each (position not specified).


A phosphatidylcholine O-40:2 in which the alkyl and acyl groups at positions 1 and 2 are octadecyl and (13Z,16Z)-docosadienoyl respectively.


sphingomyelin 30:3

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 30 with 3 double bonds.


phosphatidylcholine O-44:2

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 44 carbons and 2 double bonds.


A lysophosphatidylcholine 22:6 in which the acyl group is specified as (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl and is located at position 2.


sphingomyelin 33:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 33 with no double bonds.


phosphatidylcholine (19:1/18:2)

A phosphatidylcholine 37:3 in which the fatty acyl groups at positions 1 and 2 are specified as C19:1 and C18:2 respectively


A phosphatidylcholine 42:5 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl respectively.


A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as nonadecanoyl.


phosphatidylcholine (20:2/22:6)

A phosphatidylcholine 42:8 in which the fatty acyl groups at positions 1 and 2 are specified as C20:2 and C22:6 respectively.


A sphingomyelin 34:1 in which the N-acyl group and sphingoid base are specified as hexadecanoyl and sphingosine respectively.


A lysophosphatidylcholine 22:6 in which the remaining acyl group is (4Z,7Z,10Z,13Z,16Z,19Z)-docosa-4,7,10,13,16,19-hexaenoyl.


A phosphatidylcholine 33:2 in which the 1- and 2-acyl groups are specified as pentadecanoyl and linoleoyl respectively.


A sphingomyelin d18:1 in which the ceramide N-acyl group contains 22 carbons, 1 hydroxy group and 1 double bond.


primary ammonium ion

An ammonium ion derivative resulting from the protonation of the nitrogen atom of a primary amino compound. Major species at pH 7.3.


phosphatidylcholine O-34:2

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 2 double bonds.


phosphatidylcholine O-38:6

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 38 carbons and 6 double bonds.


The ammonium betaine of a 2-acyl-sn-glycero-3-phosphocholine arising from deprotonation of the phosphate OH; major species at pH 7.3.


A N-acylsphinganine-1-phosphocholine in which the acyl group is pentadecanoyl.


An N-hydroxytetradecenoylsphingosine-1-phosphocholine in which the N-acyl group is specified as (9Z)-3-hydroxytetradec-9-enoyl.


phosphatidylcholine 36:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 36 carbons in total and 2 double bonds.


A 2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group contains 16 carbons and is fully saturated.


sphingomyelin 43:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 43 with 1 double bond.


An lysophosphatidylcholine derived from epoxidation across the double bond of 1-O-oleoyl-sn-glycero-3-phosphocholine.


lysophosphatidylcholine P-18:1

A monoalkyl-sn-glycero-3-phosphocholine in which the alkyl group is a 1-alkenyl group containing 18 carbons and 1 additional double bond.


phosphatidylcholine (P-16:0/20:4)

A phosphatidylcholine P-36:4 in which the 1-alk-1-enyl group contains 16 carbons and no additional double bonds while the 2-acyl group contains 20 carbons and 4 double bonds.


phosphatidylcholine O-40:5

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 40 carbons and 5 double bonds.


A phosphatidylcholine 38:0 in which the acyl groups specified at positions 1 and 2 are octadecanoyl and eicosanoyl respectively.


sphingomyelin 38:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 38 with 0 double bonds.


A phosphatidylcholine 34:2 in which the 1- and 2-acyl groups are specified as (9Z)-hexadecenoyl (palmitoleoyl) and (9Z)-octadecenoyl (oleoyl) respectively.


phosphatidylcholine O-42:0

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 42 carbons and 0 double bonds.


sphingomyelin 38:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 38 with 4 double bonds.


A phosphatidylcholine O-32:2 in which the alkyl and acyl groups specified at positions 1 and 2 are (9Z)-hexadecenyl and (9Z)-hexadecenoyl respectively.


A N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 20 carbons and 0 double bonds and is 2-hydroxylated.


A phosphatidylcholine 38:5 in which the two acyl substituents at positions 1 and 2 are specified as oleoyl and arachidonoyl respectively.


A 1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as decyl.


phosphatidylcholine 42:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 5 double bonds.


bis(p-nitrophenyl)phosphocholine

A member of the class of phosphocholines obtained by formal condensation of the phosphate group of phosphocholine with the phenolic groups of two molecules of 4-nitrophenol.


A phosphatidylcholine 38:4 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (5Z,8Z,11Z)-eicosatrienoyl respectively.


phosphatidylcholine O-38:5

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 38 carbons and 5 double bonds.


A phosphatidylcholine 40:6 in which the acyl groups at positions  1 and 2 are octadecanoyl and (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl respectively.


lysophosphatidylcholine P-18:2

A 1-O-(alk-1-enyl)-sn-glycero-3-phosphocholine in which the alk-1-enyl group contains 18 carbons and 2 additional double bonds.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are specified as hexadecyl and formyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl substituents at positions 1 and 2 are specified as stearoyl and alpha-linolenoyl respectively.


A sphingomyelin 40:1 obtained by formal condensation of the carboxy group of tricosanoic acid with the amino group of 14-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are hexadecyl and butanoyl respectively.


phosphatidylcholine O-44:6

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 44 carbons and 6 double bonds.


A sphingomyelin having sphinganine as the sphingoid component.


(S)-edelfosine

A 1-octadecyl-2-methylglycero-3-phosphocholine that is the (S)-enantiomer of edelfosine.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 23 carbons and 1 double bond.


A phosphatidylcholine 29:0 in which the fatty acyl groups at positions 1 and 2 are specified as tetradecanoyl and pentadecanoyl respectively


phosphatidylcholine (16:0/18:3)

A phosphatidylcholine 34:3 in which the fatty acyl groups at positions 1 and 2 are specified as C16:0 and C18:3 respectively.


sphingomyelin 34:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 34 with 0 double bonds.


Any glycerophosphocholine having an oxidized fatty acyl component. Major species at pH 7.3.


A phosphatidylcholine O-44:4 in which the alkyl and acyl groups specified at positions 1 and 2 are tetracosyl and (8Z,11Z,14Z,17Z)-icosatetraenoyl respectively.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as dodecanoyl.


A sphingomyelin d18:1 in which the N-acyl group is specified as (15Z)-tetracosenoyl.


phosphatidylcholine O-36:0

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 0 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at position 1 and 2 are specified as arachidonoyl and palmitoyl respectively.


phosphatidylcholine O-42:3

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 42 carbons and 3 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1- and 2-acyl groups are specified as octadecanoyl and penttadecanoyl respectively.


A PC(18:3/0:0) in which the 1-acyl group is specified as alpha-linolenoyl.


sphingomyelin 37:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 37 with 1 double bond.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 20 carbons and 0 double bonds and is 2-hydroxylated.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl substituents at positions 1 and 2 are specified as heptadecanoyl and (9Z,12Z)-octadecadienoyl respectively


An alkyl,acyl-sn-glycero-3-phosphocholine having an acyl group at the 1 position and a (Z)-alk-1-enyl substituent at the 2-position.


monoalkylglycerophosphocholine

A glycerophosphocholine that is glycero-3-phosphocholine bearing a single alkyl substituent at an unspecified position (sn-1, sn-2, or sn-3).


phosphatidylcholine 43:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two phosphatidyl acyl groups contain a total of 43 carbons and 6 double bonds.


A 1-(Z)-alk-1-enyl-2-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups are specified as (1Z)-hexadecenyl  and (9Z,12Z)-octadecadienoyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 23 carbons and 2 double bonds.


phosphatidylcholine 40:10

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 40 carbons and 10 double bonds.


The ammonium betaine formed from 1-acyl-2-oleoyl-sn-glycero-3-phosphocholine by deprotonation of the phosphate OH group.


phosphatidylcholine O-38:0

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 38 carbons and 0 double bonds.


A sphingomyelin d18:1 in which the ceramide N-acyl group is specified as dodecanoyl (lauroyl).


phosphatidylcholine 34:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 5 double bonds.


phosphatidylcholine (18:1/18:2)

A phosphatidylcholine 36:3 in which the fatty acyl groups at positions 1 and 2 are specified as C18:1 and C18:2 respectively.


phosphatidylcholine 30:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 30 carbons in total with 6 double bonds.


sphingomyelin d18:1/25:2

A sphingomyelin d18:1 in which the total number of carbons in the fatty acyl group is 25 with 2 double bonds.


A phosphatidylcholine O-30:0 in which the alkyl and acyl groups at position 1 and 2 are tetradecyl and hexadecanoyl respectively.


phosphatidylcholine (O-16:0/18:1)

A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the acyl group contains 18 carbons and 1 double bond while the alkyl group contains 16 carbons and is fully saturated.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 18 carbons and 1 double bond.


A phosphatidylcholine O-34:0 in which the alkyl and acyl groups at positions 1 and 2 are hexadecyl and octadecanoyl respectively.


A sphingomyelin 36:3 in which the fatty acyl and sphingoid portions are specified as oleoyl and (4E,14Z)-sphingadienine respectively.


phosphatidylcholine 34:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 1 double bond.


lysophosphatidylcholine 15:1

A lysophosphatidylcholine in which the remaining acyl group (position unspecified) contains 15 carbons and 1 double bond.


A phosphatidylcholine 14:0 in which both acyl groups are specified as heptanoyl.


phosphatidylcholine 40:7

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 7 double bonds.


A sphingomyelin in which the sphingoid component is specified as 15-methylhexadecasphinganine.


sphingomyelin 42:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 42 with 4 double bonds.


A phosphatidylcholine O-40:0 in which the acyl groups specified at positions 1 and 2 are octadecyl and docosanoyl respectively.


An sn-monothiophosphatidylcholine in which the acyl substituents at O-1 and S-2 are both palmitoyl (hexadecanoyl); a chromogenic  phospholipase A2 substrate that contains a palmitoyl thioester at the sn-2 position of the glycerol backbone.


sphingomyelin 42:3

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 42 with 3 double bonds.


phosphatidylcholine (P-16:0/18:1)

A phosphatidylcholine P-34:1 in which the 1-alk-1-enyl group contains 16 carbons and no additional double bonds while the 2-acyl group contains 18 carbons and 1 double bond.


A 1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as octadecyl


phosphatidylcholine 32:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 32 carbons in total with 4 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 26 carbons and 0 double bonds.


phosphatidylcholine 33:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and contain a total of 33 carbons and 3 double bonds.


A phosphosphingolipid consisting of sphinganine having a phosphocholine group attached to its primary hydroxyl group.


A sphingomyelin in which the ceramide N-acyl group is specified as hexanoyl.


An alkyl,acyl-sn-glycero-3-phosphocholine in which unspecified alkyl and acyl groups are located at positions 1 and 2 respectively.


A phosphatidylcholine 34:4 in which the acyl groups specified at positions 1 and 2 are hexadecanoyl and (6Z,9Z,12Z,15Z)-octadecatetraenoyl respectively.


lysophosphatidylcholine 28:0

A lysophosphatidylcholine in which the remaining acyl group is specified as octacosanoyl (montanoyl). If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 36:6 in which the acyl groups specified at positions 1 and 2 is (9Z,12Z,15Z)-octadecatrienoyl.


A lysophosphatidylcholine 20:2 in which the acyl group is specified as (11Z,14Z)-icosadienoyl and is located at position 1.


phosphatidylcholine 44:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 3 double bonds.


A phosphatidylcholine 36:4 in which the acyl groups at positions 1 and 2 are octadecadienoyl with double bonds at unspecified positions.


A lysophosphatidylcholine 24:0 in which the acyl group is specified as tetracosanoyl and is located at position 1.


A phosphatidylcholine 36:3 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (6Z,9Z)-octadecadienoyl respectively.


sphingomyelin 40:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 40 with 4 double bonds.


phosphatidylcholine 42:9

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 9 double bonds.


phosphatidylcholine 18:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 18 carbons and 2 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine where the acyl groups at positions 1 and 2 are hexadecanoyl and heptadecanoyl respectively.


A 1-acyl-2-alkyl-sn-glycero-3-phosphocholine in which the 2-alkyl moiety can be any alk-1-enyl group.


A phosphatidylcholine 33:1 in which the 1- and 2-acyl groups are specified as pentadecanoyl and oleoyl respectively.


phosphatidylcholine (15:0/20:4)

A phosphatidylcholine 35:4 in which the fatty acyl groups at positions 1 and 2 are specified as C15:0 and C20:4 respectively.


A phosphatidylcholine 38:5 in which one acyl group has 18 carbons and 1 double bond while the other has 20 carbons and 4 double bonds (position not specified).


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 17 carbons and 0 double bonds.


A phosphatidylcholine O-38:5 in which the alkenyl group at position 1 is (9Z)-octadecenyl and the acyl group at position 2 is (5Z,8Z,11Z,14Z)-eicosatetraenoyl respectively.


phosphatidylcholine 34:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 2 double bonds.


Any member of the class of lysophosphatidylcholines which has a free hydroxy group at the 2-position of the glycerol moiety.


phosphatidylcholine 30:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 30 carbons in total with 4 double bonds.


phosphatidylcholine O-30:0

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 30 carbons and 0 double bond.


phosphatidylcholine (15:1/18:1)

A phosphatidylcholine 33:2 in which the fatty acyl groups at positions 1 and 2 are specified as C15:1 and C18:1 respectively.


phosphatidylcholine (O-16:1/18:2)

A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the acyl group contains 18 carbons and 2 double bonds while the alkyl group contains 16 carbons and 1 double bond.


sphingomyelin 34:2

A sphingomyelin in which the total number of carbons in the sphingoid base (R1) and fatty acyl (R2) groups is 34 with 2 double bonds.


A phosphatidylcholine 36:1 in which one acyl group has 18 carbons and is fully saturated while the other has 18 carbons and 1 double bond (position not specified).


A phosphatidylcholine 42:0 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and docosanoyl respectively.


A sphingomyelin 42:3 obtained by formal condensation of the carboxy group of any tetracosenoic acid with the amino group of any sphingadienine-1-phosphocholine.


lysophosphatidylcholine 18:4

A lysophosphatidylcholine in which the acyl group (position not specified) contains 18 carbons and 4 double bonds.


A phosphatidylcholine 40:1 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (11Z)-eicosenoyl respectively.


lysophosphatidylcholine 22:1

A lysophosphatidylcholine in which the remaining acyl group contains 22 carbons and 1 double bond. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


phosphatidylcholine (20:4/20:4)

A phosphatidylcholine 40:8 in which the fatty acyl groups at positions 1 and 2 are both specified as C20:4.


A phosphatidylcholine 36:0 in which both phosphatidyl acyl groups are specified as stearoyl (octadecanoyl).


A phosphatidylcholine 38:4 in which the acyl groups at positions 1 and 2 are octadecanoyl and (8Z,10Z,12Z,14Z)-eicosatetraenoyl respectively.


A phosphatidylcholine 37:4 in which one acyl group has 17 carbons and is fully saturated while the other has 20 carbons and 4 double bonds (position not specified).


sphingomyelin 36:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 36 with 0 double bonds.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine where the 2-O-acyl component is specifed as arachidonoyl.


A  sphingomyelin 34:2 in which the ceramide N-acyl group contains 16 carbons and 1 double bond.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 21 carbons and 0 double bonds.


phosphatidylcholine (18:0/22:4)

A phosphatidylcholine 40:4 in which the fatty acyl groups at positions 1 and 2 are specified as C18:0 and C22:4 respectively.


phosphatidylcholine (14:0/16:1)

A phosphatidylcholine 30:1 in which the fatty acyl groups at positions 1 and 2 are specified as C14:0 and C16:1 respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 19 carbons and 2 double bonds.


lysophosphatidylcholine (0:0/20:3)

A lysophosphatidylcholine 20:3 in which the acyl group is located at position 2.


A phosphatidylcholine 36:2 in which the acyl groups positions 1 and 2 are specified as octadecanoyl and (9Z,12Z)-octadecadienoyl respectively.


A sphingomyelin in which the sphingoid component is specified as icosasphinganine.


sphingomyelin 36:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 36 with 2 double bonds.


An N-hydroxydocosadienoylsphingosine-1-phosphocholine in which the N-acyl group is specified as (13Z,16Z)-3-hydroxydocosa-13,16-enoyl.


phosphatidylcholine (18:2/22:4)

A phosphatidylcholine 40:6 in which the fatty acyl groups at positions 1 and 2 are specified as C18:2 and C22:4 respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 22 carbons and 0 double bonds and is 2-hydroxylated.


phosphatidylcholine O-13:0

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 13 carbons and no double bonds.


phosphatidylcholine 16:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two phosphatidyl acyl groups contain a total of 16 carbons and 2 double bonds.


phosphatidylcholine 46:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 46 carbons in total with 0 double bonds.


phosphatidylcholine 32:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 32 carbons in total with 5 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 16 carbons and 4 double bonds and is 2-hydroxylated.


lysophosphatidylcholine 15:0

An acyl-sn-glycero-3-phosphocholine in which the acyl group contains fifteen carbons with no double bonds and is attached to the glycero moiety at either position 1 or 2.


phosphatidylcholine 37:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two phosphatidyl acyl groups contain a total of 37 carbons and 6 double bonds.


A phosphatidylcholine 40:1 in which the acyl groups specified at positions 1 and 2 are octadecanoyl and (13Z)-docosenoyl respectively.


A lysophosphatidylcholine 16:0 in which a hexadecanoyl (palmitoyl) group is attached to the glycero moiety at position 1.


A phosphatidylcholine 40:5 in which the acyl groups at C-1 and C-2 are octadecanoyl and (6Z,9Z,12Z,15Z,18Z)-docosapentaenoyl respectively.


lysophosphatidylcholine 18:0

A lysophosphatidylcholine in which the acyl group has a fully saturated C18 chain and is attached to the glycero moiety at either position 1 or 2.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 23 carbons and 0 double bonds.


A  1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups are specified as (1Z)-hexadecenyl and arachidonoyl respectively.


6-(O-phosphocholine)oxyhexanoic acid

A phosphocholine linked to 6-hydroxyhexanoic acid via a phosphodiester linkage.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (9Z)-12-hydroxyoctadec-9-enoyl.


phosphatidylcholine (15:1/18:2)

A phosphatidylcholine 33:3 in which the fatty acyl groups at positions 1 and 2 are specified as C15:1 and C18:2 respectively.


phosphatidylcholine 28:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 28 carbons in total with 4 double bonds.


lysophosphatidylcholine O-14:0

A monoalkyl-sn-glycero-3-phosphocholine in which the alkyl group (position not specified) contains 14 carbons and is fully saturated.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 20 carbons and 2 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1- and 2-acyl groups are specified as pentadecanoyl and octadecanoyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 26 carbons and 0 double bonds and is 2-hydroxylated.


A  phosphatidylcholine 38:3 in which the acyl groups specified at positions 1 and 2 are octadecanoyl and (8Z,11Z,14Z)-eicosatrienoyl respectively.


A 1-(alk-1-enyl)-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl substituent is specified as acetyl.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as tertadecanoyl (myristoyl).


sphingomyelin 30:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 30 with 1 double bond.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1- and 2-acyl groups are specified as hexadecanoyl and 7-oxoheptanoyl respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 19 carbons and 0 double bonds and is 2-hydroxylated.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 23 carbons and 0 double bonds.


phosphatidylcholine (20:4/20:5)

A phosphatidylcholine 40:9 in which the fatty acyl groups at positions 1 and 2 are specified as C20:4 and C20:5 respectively.


phosphatidylcholine 33:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups specified at C-1 and C-2 contain 33 carbons in total with 1 double bond.


A lysophosphatidylcholine with defined stereochemistry where the position of the acyl group is unknown.


The conjugate base of a 1-acyl-2-linoleoyl-sn-glycero-3-phosphocholine compound formed by deprotonation of the phosphate OH group.


sphingomyelin 34:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 34 with 1 double bond.


A 1-hexanoyl-2-acyl-sn-glycero-3-phosphocholine in which the acyl group at position 2 is specified as heptanoyl.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and 2 are specified as hexadecanoyl and (5Z,8Z,10E,12S,14Z)-12-hydroxyicosatetraenoyl respectively.


lysophosphatidylcholine

An acylglycerophosphocholine resulting from partial hydrolysis of a phosphatidylcholine, which removes one of the fatty acyl groups. The structure is depicted in the image where R1 = acyl, R2 = H or where R1 = H, R2 = acyl.


A phosphatidylcholine 28:0 in which both acyl groups have 14 carbons and fully saturated.


phosphatidylcholine 37:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 37 carbons in total with 2 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 23 carbons and 4 double bonds and is 2-hydroxylated.


p-nitrophenylphosphocholine

A phosphocholine that is the 4-nitrophenyl ester of choline phosphate.


lysophosphatidylcholine 20:0

A lysophosphatidylcholine in which the remaining acyl group contains 20 carbons and 0 double bonds. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


phosphatidylcholine (22:6/22:6)

A phosphatidylcholine 44:12 in which the fatty acyl groups at positions 1 and 2 are both specified as C22:6.


phosphatidylcholine 44:1-2OH

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 1 double bond and 2 hydroxyl groups.


A phosphatidylcholine 36:4 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (6Z,9Z,12Z)-octadecatrienoyl respectively.


A 1-alkylglycero-3-phosphocholine in which the alkyl group is specified as octadecyl.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 26 carbons and 4 double bonds.


phosphatidylcholine 42:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 3 double bonds.


A phosphatidylcholine 38:6 in which the acyl groups specified at positions 1 and 2 are (5Z,8Z,11Z,14Z)-eicosatetraenoyl and (9Z,12Z)-octadecadienoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and 2 are specified as capryl (decanoyl).


A sphingomyelin in which the sphingoid component is specified as C17-sphingosine.


A  phosphatidylcholine 42:2 in which the acyl groups specified at positions 1 and 2 are hexadecanoyl and (5Z,9Z)-hexacosadienoyl respectively.


phosphatidylcholine P-36:5

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups at positions 1 and 2 contain 36 carbon atoms in total with 5 additional double bonds.


A 1-palmitoyl-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group is specified as 5-hydroxypentanoyl.


phosphatidylcholine O-40:6

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 40 carbons and 6 double bonds.


phosphatidylcholine 42:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 1 double bond.


phosphatidylcholine (P-16:0/16:1)

A phosphatidylcholine P-32:1 in which the 1-alk-1-enyl group contains 16 carbons and no additional double bonds while the 2-acyl group contains 16 carbons and 1 double bond.


A glycerophosphocholine that is sn-glycero-3-phosphocholine in which positions 1 and 2 are substituted by unspecified acyl and alkyl groups, and in which the positions of the acyl and alkyl groups are also unspecified.


A monoalkylglycerophosphocholine in which the alkyl group may be attached to the sn-1 or sn-3 position.


sphingomyelin 44:6

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 44 with 6 double bonds.


sphingomyelin 43:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 43 with 2 double bonds.


A sphingomyelin 41:2 obtained by formal condensation of the carboxy group of any tetracosenoic acid with the amino group of hexadecasphingosine-1-phosphocholine.


lysophosphatidylcholine 22:2

A lysophosphatidylcholine in which the remaining acyl group contains 22 carbons and 2 double bonds. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 25 carbons and 0 double bonds.


sphingomyelin d18:1/16:0

A sphingomyelin d18:1 in which the fatty acyl group contains 16 carbons and is fully saturated.


A N-acylsphinganine-1-phosphocholine in which the acyl group specified is tetracosanoyl.


sphingomyelin 14:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 14 with 0 double bonds.


phosphatidylcholine O-36:4

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 4 double bonds.


sphingomyelin d18:1/18:3

A sphingomyelin d18:1 in which the total number of carbons in the fatty acyl group is 18 with 3 double bonds.


phosphatidylcholine (18:3/22:6)

A phosphatidylcholine 40:9 in which the fatty acyl groups at positions 1 and 2 are specified as C18:3 and C22:6 respectively.


phosphatidylcholine (P-37:4)

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the unspecified alk-1-enyl and acyl groups at positions 1 and 2 contain 37 carbon atoms in total with 4 additional double bonds in the acyl moiety.


sphingomyelin 32:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 32 with 2 double bonds.


sphingomyelin 33:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 33 with 2 double bonds.


A phosphatidylcholine 40:4 in which the two acyl substituents at positions 1 and 2 are specified as stearoyl and (7Z,10Z,13Z,16Z)-docosatetraenoyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 28 carbons and 0 double bonds and is 2-hydroxylated.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 25 carbons and 0 double bonds and is 2-hydroxylated.


A 1-(Z)-alk-1-enyl-2-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups are specified as (1Z)-octadecenyl and (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl respectively.


A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as caproyl (hexanoyl).


phosphatidylcholine 44:0-2OH

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 0 double bonds and 2 hydroxy groups.


A phosphatidylcholine O-34:3 in which the alkyl and acyl groups specified at positions 1 and 2 are hexadecyl and (6Z,9Z,12Z)-octadecatrienoyl respectively.


phosphatidylcholine 44:2-2OH

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 2 double bonds and 2 hydroxy groups.


A 1-O-(alk-1-enyl)-2-palmitoyl-sn-glycero-3-phosphocholine in which the alk-1-enyl group has Z geochemistry.


A phosphatidylcholine O-38:3 in which the alkyl and acyl groups specified at positions 1 and 2 are octadecyl and (8Z,11Z,14Z)-eicosatrienoyl respectively.


phosphatidylcholine 28:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 28 carbons in total with 2 double bonds.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 19 carbons and 0 double bonds.


sphingomyelin 31:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 31 with no double bonds.


A sphingomyelin d18:1 obtained by formal condensation of the carboxy group of pentacosanoic acid with the amino group of sphingosine.


phosphatidylcholine 42:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 2 double bonds.


A phosphatidylcholine 30:1 in which the acyl groups at positions 1 and 2 are myristoyl and palmitoleoyl respectively.


phosphatidylcholine 28:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 28 carbons in total with 1 double bond.


A 1-acyl-sn-glycero-3-phosphocholine in which the 1-acyl group contains 16 carbons and 1 double bond.


A phosphatidylcholine 38:6 in which the acyl groups at C-1 and C-2 are specified as hexadecanoyl and (4Z,7Z,10Z,13Z,16Z,19Z)-docosahexaenoyl respectively.


A phosphatidylcholine 34:1 in which the acyl groups specified at positions 1 and 2 are octadecanoyl and (9Z)-hexadecenoyl respectively.


sphingomyelin 30:0

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 30 with 0 double bonds.


phosphatidylcholine 20:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two phosphatidyl acyl groups contain a total of 20 carbons and 5 double bonds.


phosphatidylcholine 33:0

A phosphatidylcholine in which the two acyl groups contain a total of 33 carbons and no double bonds.


phosphatidylcholine O-31:0

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 31 carbons and 0 double bond.


A  sphingomyelin in which the N-acyl group and sphingoid base are specified as tricosenoyl and sphingosine respectively.


A 1,2-diacyl-sn-glycero 3-phosphocholine in which the acyl group at position 1 is unspecified while that at position 2 is specified as (R)-12-hydroxyoleoyl.


A phosphatidylcholine O-40:4 in which the alkyl and acyl groups specified at positions 1 and 2 are octadecyl and (7Z,10Z,13Z,16Z)-docosatetraenoyl respectively.


A 1-(Z)-alk-1-enyl-2-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups are specified as (1Z)-hexadecenyl and hexadecanoyl respectively.


A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine having palmitoyl as the 2-acyl group.


sphingomyelin 32:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 32 with 4 double bonds.


A lysophosphatidylcholine in which the acyl group (position not specified) is (9Z)-12-hydroxyoctadec-9-enoyl. Formula:C26H52NO8P.


A 1-thio-sn-glycero-3-phosphocholine compound having 1-S-hexadecyl- and 2-O-hexadecylphosphono substituents.


A phosphatidylcholine O-40:1 in which the alkyl and acyl groups at positions 1 and 2 are octadecyl and (11Z)-docosenoyl respectively.


lysophosphatidylcholine (18:3/0:0)

A lysophosphatidylcholine 18:3 in which the acyl group is located at position 1.


phosphatidylcholine (20:3/20:4)

A phosphatidylcholine 40:7 in which the fatty acyl groups at positions 1 and 2 are specified as C20:3 and C20:4 respectively.


phosphatidylcholine (18:1/20:4)

A phosphatidylcholine 38:5 in which the fatty acyl groups at positions 1 and 2 are specified as C18:1 and C20:4 respectively.


phosphatidylcholine (14:0/22:6)

A phosphatidylcholine 36:6 in which the fatty acyl groups at positions 1 and 2 are specified as C14:0 and C22:6 respectively.


phosphatidylcholine O-34:6

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 6 double bonds.


A phosphatidylcholine O-44:3 in which the alkyl and acyl groups specified at positions 1 and 2 are docosyl and (10Z,13Z,16Z)-docosatrienoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl substituents at positions 1 and 2 are specified as palmitoyl and valeroyl respectively.


phosphatidylcholine 40:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 3 double bonds.


phosphatidylcholine 40:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 5 double bonds.


(S)-bethanechol

The (S)-enantiomer of bethanechol.


dithioglycerophosphocholine

The dithioglycerol phosphate ester of a phosphocholine.


phosphatidylcholine (P-16:0/22:6)

A phosphatidylcholine P-38:6 in which the 1-alk-1-enyl group contains 16 carbons and no additional double bonds while the 2-acyl group contains 22 carbons and 6 double bonds.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are hexadecyl and (9Z)-nonadec-9-enoyl respectively.


phosphatidylcholine O-36:2

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 2 double bonds.


A phosphatidylcholine 40:6 in which the acyl groups at C-1 and C-2 are (11Z)-octadecenoyl and (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 16 carbons and 1 double bond.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups specified at positions 1 and 2 are palmitoleoyl and stearoyl respectively.


sphingomyelin d18:1/20:2

A sphingomyelin d18:1 in which the fatty acyl group contains 20 carbons and 2 double bonds.


A phosphatidylcholine 16:0_16:1 in which the acyl groups specified at positions 1 and 2 are palmitoleoyl and palmitoyl respectively.


phosphatidylcholine 37:1

A phosphatidylcholine in which the two acyl groups contain a total of 37 carbons and one double bond.


A lysophosphatidylcholine 22:6 in which the acyl group is specified as docosahexaenoyl and is located at position 2.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as 9-oxononanoyl.


sphingomyelin d18:1/20:1

A sphingomyelin d18:1 in which the total number of carbons in the fatty acyl group is 20 with 1 double bond.


sphingomyelin d18:1/22:3

A sphingomyelin d18:1 in which the fatty acyl group contains 22 carbons and 3 double bonds.


phosphatidylcholine O-44:1

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 44 carbons and 1 double bond.


A sphingomyelin d18:1 in which the ceramide N-acyl group contains 16 carbons, 1 hydroxy group and 0 double bond.


lysophosphatidylcholine 22:6

An acyl-sn-glycero-3-phosphocholine in which the acyl group (position not specified) contains 22 carbons with 6 double bonds.


A glycerophosphocholine that is glycero-3-phosphocholine bearing a single alkenyl group located at position 1.


phosphatidylcholine 30:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 30 carbons in total with 2 double bonds.


phosphatidylcholine 42:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 0 double bonds.


A lysophosphatidylcholine in which the acyl group (position not specified) is linoleoyl.


lysophosphatidylcholine P-17:0

A 1-O-(alk-1-enyl)-sn-glycero-3-phosphocholine in which the alk-1-enyl group contains 17 carbons and no additional double bonds.


A 1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as (11Z)-octadecenyl.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 18 carbons and 0 double bonds and is 2-hydroxylated.


phosphatidylcholine 30:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 30 carbons in total with 5 double bonds.


A phosphatidylcholine O-40:5 in which the alkyl and acyl groups specified at positions 1 and 2 are octadecyl and (4Z,7Z,10Z,13Z,16Z)-docosapentaenoyl respectively.


phosphatidylcholine O-44:4

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 44 carbons and 4 double bonds.


phosphatidylcholine O-44:5

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 44 carbons and 5 double bonds.


phosphatidylcholine (18:0/20:3)

A phosphatidylcholine 38:3 in which the fatty acyl groups at positions 1 and 2 are specified as C18:0 and C20:3 respectively.


phosphatidylcholine 44:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 44 carbons in total with 2 double bonds.


A phosphatidylcholine 36:4 in which the 1- and 2-acyl groups are specified as hexadecanoyl (palmitoyl) and 5Z,8Z,11Z,14Z-eicosatetraenoyl (arachidonoyl) respectively.


A glycerophosphocholine that is sn-glycero-3-phosphocholine in which positions 1 and 2 are substituted by unspecified alkyl groups.


A phosphatidylcholine 36:1 in which the phosphatidyl acyl groups at positions 1 and 2 are specified as oleoyl and stearoyl respectively.


phosphatidylcholine 35:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 35 carbons in total with 1 double bond.


A sphingomyelin 33:1 obtained by formal condensation of the carboxy group of hexadecanoic acid with the amino group of 15-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


phosphatidylcholine P-38:6

A 1-O-(alk-1-enyl)-2-O-acyl-sn-glycero-3-phosphocholine in which the alk-1-enyl and acyl groups at positions 1 and 2 contain 38 carbon atoms in total with 6 additional double bonds.


phosphatidylcholine 40:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 40 carbons in total with 0 double bonds.


A phosphatidylcholine 38:1 in which the acyl groups specified at positions 1 and 2 are tetradecanoyl and (15Z)-tetracosenoyl respectively.


phosphatidylcholine O-38:1

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 38 carbons and 1 double bond.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 26 carbons and 0 double bonds.


phosphatidylcholine (16:0/17:1)

A phosphatidylcholine 33:1 in which the fatty acyl groups at positions 1 and 2 are specified as C16:0 and C17:1 respectively.


sphingomyelin d18:1/16:1

A sphingomyelin d18:1 in which the fatty acyl group contains 16 carbons and 1 double bond


A sphingomyelin 34:1 obtained by formal condensation of the carboxy group of octadecanoic acid with the amino group of hexadecasphingosine-1-phosphocholine.


A phosphatidylcholine 38:4 in which one acyl group has 18 carbons and is fully saturated while the other has 20 carbons and 4 double bonds (position not specified).


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are specified as hexadecyl and 4-oxobutyl respectively.


A lysophosphatidylcholine 16:1 in which the acyl group is specified as (9Z)-hexadecenoyl and is located at either position 1 or 2.


phosphatidylcholine (18:2/20:1)

A phosphatidylcholine 38:3 in which the fatty acyl groups at positions 1 and 2 are specified as C18:2 and C20:1 respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 18 carbons and 0 double bonds.


A phosphatidylcholine 36:3 in which the acyl groups at positions 1 and 2 are specified as octadecanoyl and (5Z,8Z,11Z)-icosatrienoyl respectively.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are hexadecyl and propionyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 20 carbons and 4 double bonds and is 2-hydroxylated.


A 2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group contains 16 carbons and 1 double bond.


A 1,2-diacyl-sn-glycero-3-phosphocholine where the acyl group at position 1 is unspecified while the acyl group at position 2 is palmitoyl.


A sphingomyelin that is phytosphingosine-1-phosphocholine having an unspecified fatty acyl group attached to the nitrogen.


phosphatidylcholine 35:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 35 carbons and 6 double bonds.


A phosphatidylcholine 38:5 in which the acyl groups at positions 1 and 2 are hexadecanoyl and (7Z,10Z,13Z,16Z,19Z)-docosapentaenoyl respectively.


A 1-(Z)-alk-1-enyl-2-oleoyl-sn-glycero-3-phosphocholine in which the alkenyl group specified is (1Z)-hexadecenyl.


phosphatidylcholine O-36:3

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 36 carbons and 3 double bonds.


phosphatidylcholine O-34:3

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 3 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 25 carbons and 4 double bonds and is 2-hydroxylated.


lysophosphatidylcholine (22:5/0:0)

A lysophosphatidylcholine 22:5 in which the acyl group is located at position 1.


phosphatidylcholine 34:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 3 double bonds.


sphingomyelin 39:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 39 with 2 double bonds.


phosphatidylcholine 30:3

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 30 carbons in total with 3 double bonds.


sphingomyelin 40:2

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 40 with 2 double bonds.


A 1-O-acyl-sn-glycero-3-phosphocholine obtained by formal condensation of one of the carboxy groups of azelaic acid with the 1-hydroxy group of sn-glycero-3-phosphocholine.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are specified as icosyl and (9Z,12Z)-octadecadienoyl respectively.


A 1,2-dialkyl-sn-glycero-3-phosphocholine in which the 1- and 2- alkyl groups are specified as [3]-ladderanehexanyl and [3]-ladderaneoctanyl respectively.


A 2-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as (15R)-hydroxy-(5Z,8Z,11Z,13E)-icosatetraenoyl.


phosphatidylcholine (16:2/16:0)

A phosphatidylcholine 32:2 in which the fatty acyl groups at positions 1 and 2 are specified as C16:2 and C16:0 respectively.


A 1-(1Z)-alkenyl-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group is specified as acetyl.


A phosphatidylcholine 34:3 in which the acyl groups specified at positions 1 and 2 are palmitoleoyl and linoleoyl respectively.


A 1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as tetradecyl.


A lysophosphatidylcholine 20:4 in which the acyl group at position 1 is (5Z,8Z,11Z,14Z)-icosatetraenoyl (arachidonoyl) and the hydroxy group at position 2 is unsubstituted.


phosphatidylcholine (O-16:1/20:4)

A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the acyl group contains 20 carbons and 4 double bonds while the alkyl group contains 16 carbons and 1 double bond.


sphingomyelin 39:1

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 39 with 1 double bond.


A phosphatidylcholine 38:1 in which the acyl groups specified at positions 1 and 2 are hexadecanoyl and (13Z)-docosenoyl respectively.


phosphatidylcholine 42:10

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 10 double bonds.


A  phosphatidylcholine 38:0 in which the acyl groups specified at positions 1 and 2 are tetracosanoyl and tetradecanoyl respectively.


A phosphatidylcholine 40:8 in which one acyl group has 18 carbons and 2 double bonds while the other has 22 carbons and 6 double bonds (position not specified).


A sphingomyelin d18:1 in which the amino group of sphingosine is substituted by a pentadecanoyl group.


phosphatidylcholine O-40:7

An alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 40 carbons and 7 double bonds.


A 1-(Z)-alk-1-enyl-2-acyl-sn-glycero-3-phosphocholine in which the alkeny and acyl group specified at positions 1 and 2 are (1Z)-octadecenyl and (9Z)-octadecenoyl respectively.


An N-octadecenoylsphinganine-1-phosphocholine obtained by formal condensation of the carboxy group of (11Z)-octadecenoic acid with the amino group of sphinganine-1-phosphocholine.


A sphingomyelin 32:2 obtained by formal condensation of the carboxy group of tetradecanoic acid with the amino group of any sphingadienine-1-phosphocholine.


A sphingomyelin 34:2 obtained by formal condensation of the carboxy group of hexadecanoic acid with the amino group of any sphingadienine-1-phosphocholine.


N,N,N-trimethylglycyl-CoA

An acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of glycine betaine.


A 2-acyl-1-alkyl-sn-glycero-3-phosphocholine in which the alkyl and the acyl groups at positions 1 and 2 are specified as hexadecyl and glutaryl respectively.


A 1-acyl-sn-glycero-3-phosphocholine in which the 1-acyl group contains 20 carbons and 5 double bonds.


A glycero-3-phosphocholine compound having an alk-1-enyl substituent at the 1-position and an acyl substituent at the 2-position.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the phosphatidyl acyl groups at positions 1 and 2 are specified as palmitoyl and 8-epi-prostaglandin F2alpha respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 26 carbons and 4 double bonds and is 2-hydroxylated.


lysophosphatidylcholine O-18:1

A monoalkylglycerophosphocholine in which the alkyl group contains 18 carbons and one double bond. If R1 is an alkenyl group and R2 is a hydrogen then the molecule is a 1-alkenyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is an alkenyl group then the molecule is a 2-alkenyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 36:0 in which the acyl groups specified at positions 1 and 2 are docosanoyl and tetradecanoyl respectively.


phosphatidylcholine 38:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 6 double bonds.


phosphatidylcholine O-34:0

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 34 carbons and 0 double bonds.


A glycerophosphocholine that is sn-glycero-3-phosphocholine bearing a single alkyl substituent at an unspecified position (either R(1) = H, R(2) = alkyl or R(1) = alkyl, R(2) = H).


phosphatidylcholine 38:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 4 double bonds.


A sphingomyelin 36:2 obtained by formal condensation of the carboxy group of octadecanoic acid with the amino group of any sphingadienine-1-phosphocholine.


A phosphatidylcholine 32:0 in which the acyl group specified at positions 1 and 2 are stearoyl and myristoyl respectively.


lysophosphatidylcholine O-16:0/0:0

A lysophosphatidylcholine O-16:0e in which the hexadecyl group at C-1 contains 16 carbons of which none are unsaturated.


phosphatidylcholine 32:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 32 carbons in total with 1 double bond.


phosphatidylcholine 18:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 18 carbons and no double bonds.


An sn-glycero-3-phosphocholine substituted at the 1-oxygen by an alk-1-enyl group.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 21 carbons and 0 double bonds.


lysophosphatidylcholine 22:5

A lysophosphatidylcholine in which the acyl group (position not specified) contains 22 carbons with 5 double bonds.


LYSOPHOSPHATIDYLCHOLINE

A 1-O-acyl-sn-glycero-3-phosphocholine in which the acyl group is specified as lauroyl (dodecanoyl)


phosphatidylcholine (20:4/P-18:1)

A 1-acyl-2-(alk-1-enyl)-sn-glycero-3-phosphocholine in which the acyl group contains 20 carbons and 4 double bonds while the alk-1-enyl group contains 18 carbons with 1 additional double bond.


A sphingomyelin d18:1 in which the ceramide N-acyl group contains 16 carbons, 1 hydroxy group and 1 double bond.


A sphingomyelin in which the sphingoid component is specified as icosasphingosine.


A sphingomyelin in which the total number of carbons in the fatty acyl group is 24 with 2 double bonds.


A lysophosphatidylcholine 20:4 in which the the acyl group at position 1 is specified  as (8Z,11Z,14Z,17Z)-icosatetraenoyl.


A sphingomyelin d18:1 in which the acyl group specified is heptadecanoyl.


phosphatidylcholine (20:3/22:6)

A phosphatidylcholine 42:9  in which the fatty acyl groups at positions 1 and 2 are specified as C20:3 and C22:6 respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 16 carbons and 0 double bonds and is 2-hydroxylated.


A lysophosphatidylcholine 16:1 in which the 1-acyl group is (9E)-hexadecenoyl.


phosphatidylcholine (16:1/18:2)

A phosphatidylcholine 34:3 in which the fatty acyl groups at positions 1 and 2 are specified as C16:1 and C18:2 respectively.


gamma-butyrobetainyl-CoA

An acyl-CoA that results from the formal condensation of the thiol group of coenzyme A with the carboxy group of 4-trimethylammoniobutanoic acid.


A 1,2-diacyl-sn-glycero-3-phosphocholine where the acyl groups at positions 1 and 2 are palmitoyl and hexanoyl respectively.


A N-octadecenoylsphingosine-1-phosphocholine in which the acyl group specified is (11Z)-octadecenoyl.


sphingomyelin d18:1/18:1

A sphingomyelin d18:1 in which the fatty acyl group contains 16 carbons and 1 double bond


phosphatidylcholine (P-16:0/18:3)

A phosphatidylcholine P-34:3 in which the 1-alk-1-enyl group contains 16 carbons and no additional double bonds while the 2-acyl group contains 18 carbons and 3 double bonds.


phosphatidylcholine 32:2

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 32 carbons in total with 2 double bonds.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 28 carbons and 0 double bonds.


A glycerophosphate compound having an alkyl substituent at the 2-position of the glycerol moiety and its phosphorus acid component esterified with choline.


A phosphatidylcholine 13:0 in which the acyl groups at positions 1 and 2 are specified as heptanoyl and hexanoyl respectively.


A phosphatidylcholine 40:4 in which the two acyl substituents at positions 1 and 2 are specified as icosanoyl and arachidonoyl respectively.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 are 7Z-hexadecenoyl and 5Z,8Z,11Z,14Z-icosatetraenoyl respectively.


A phosphatidylcholine 34:2 in which the 1- and 2-acyl groups are specified as (9Z)-hexadecenoyl and (11Z)-octadecenoyl respectively.


phosphatidylcholine 34:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 0 double bonds.


sphingomyelin 33:1

A sphingomyelin in which the total number of carbons in the sphingoid base (R1) and fatty acyl (R2) groups is 33 with 1 double bond.


A phosphatidylcholine 35:1 in which one acyl group has 17 carbons and is fully saturated while the other has 18 carbons and 1 double bond (position not specified).


lysophosphatidylcholine O-18:1/0:0

A lysophosphatidylcholine O-18:1 in which the alkyl group is located at position 1.


A phosphatidylcholine 38:1 in which the acyl groups at positions 1 and 2 are eicosanoyl and (9Z)-octadecenoyl respectively.


A sphingomyelin 38:2 in which the ceramide N-acyl group is specified as icosadienoyl.


A phosphatidylcholine 40:1 in which the acyl groups specified at positions 1 and 2 are (11Z)-octadecenoyl and docosanoyl respectively.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 22 carbons and 2 double bonds.


lysophosphatidylcholine (20:3/0:0)

A lysophosphatidylcholine 20:3 in which the acyl group is located at position 1.


A sphingomyelin in which the sphingoid component is specified as 4-hydroxy-15-methylhexadecasphinganine.


A phosphatidylcholine 32:2 in which the acyl group at both positions 1 and 2 is (9E)-hexadecenoyl respectively.


phosphatidylcholine 36:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 36 carbons in total with 4 double bonds.


A phosphatidylcholine 36:4  in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and (9Z,12Z,15Z)-octadecatrienoyl respectively.


phosphatidylcholine (16:0/20:5)

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1-acyl group contains 16 carbons and is fully saturated while the 2-acyl group contains 20 carbons and 5 double bonds.


lysophosphatidylcholine 17:2

A lysophosphatidylcholine in which the remaining acyl group (position unspecified) contains 17 carbons and 2 double bonds.


A phosphatidylcholine 42:0 in which the acyl groups specified at positions 1 and 2 are docosanoyl and eicosanoyl respectively.


dithiophosphatidylcholine

A dithioglycerophosphocholine that is 1,2-dithioglycero-3-phosphocholine bearing two acyl substituents at positions 1 and 2.


lysophosphatidylcholine 26:1

A lysophosphatidylcholine in which the remaining acyl group (position not specified) contains 26 carbons and 1 double bond.


A 1-icosenoyl-sn-glycero-3-phosphocholine in which the the double bond of the icosenoyl group is at the 11-12 position and has Z configuration.


phosphatidylcholine (16:1/22:6)

A phosphatidylcholine 38:7 in which the fatty acyl groups at positions 1 and 2 are specified as C16:1 and C22:6 respectively.


phosphatidylcholine 37:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 37 carbons in total with 5 double bonds.


phosphatidylcholine 29:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at positions 1 and contain a total of 29 carbons and no double bonds.


sphingomyelin 32:1

A sphingomyelin in which the total number of carbons in the sphingoid base (R1) and fatty acyl (R2) groups is 32 with 1 double bond.


sphingomyelin 36:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 36 with 4 double bonds.


phosphatidylcholine O-38:3

A glycerophosphocholine that is an alkyl,acyl-sn-glycero-3-phosphocholine in which the alkyl or acyl groups at positions 1 and 2 contain a total of 38 carbons and 3 double bonds.


phosphatidylcholine 34:4

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 34 carbons in total with 4 double bonds.


phosphatidylcholine 36:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 36 carbons in total with 1 double bond.


A ceramide obtained by formal condensation of the carboxy group of hexacosanoic acid with the amino group of 14-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 17 carbons and 4 double bonds and is 2-hydroxylated.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the 1-acyl group is specified as palmitoyl while the acyl group (R) at position 2 is octadecadienoyl with the two double bonds at unspecified positions.


sphingomyelin 44:4

A sphingomyelin in which the total number of carbons in the sphingoid base and fatty acyl groups is 44 with 4 double bonds.


A 1-palmitoyl-2-acyl-sn-glycero-3-phosphocholine in which the 2-acyl group is specified as 9-hydroxynonanoyl.


A phosphatidylcholine 35:5 in which the acyl groups at positions 1 and 2 are specified as pentadecenoyl and icosatetraenoyl respectively.


A phosphatidylcholine O-38:0 in which the alkyl and acyl groups (located at positions 1 and 2 respectively) are octadecyl and icosanoyl.


lysophosphatidylcholine 16:1

An lysophosphatidylcholine in which the acyl group is hexadecenoyl (position of double bond not specified). If R1 is hexadecenoyl and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is hexadecenoyl then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 40:2 in which the acyl groups specified at positions 1 and 2 are eicosanoyl and (11Z,14Z)-eicosadienoyl respectively.


lysophosphatidylcholine 20:1

A lysophosphatidylcholine in which the remaining acyl group contains 20 carbons and 1 double bond. If R1 is the acyl group and R2 is a hydrogen then the molecule is a 1-acyl-sn-glycero-3-phosphocholine. If R1 is a hydrogen and R2 is the acyl group then the molecule is a 2-acyl-sn-glycero-3-phosphocholine.


A phosphatidylcholine 30:0 in which the phosphatidyl acyl groups at positions 1 and 2 are palmitoyl (hexadecanoyl) and myristoyl (tetradecanoyl) respectively.


A phosphatidylcholine 32:2 in which both phosphatidyl acyl groups are specified as palmitoleoyl.


A phosphatidylcholine O-30:1 in which the alkyl and acyl groups specified at positions 1 and 2 are tetradecyl and (9Z)-hexadecenoyl respectively.


phosphatidylcholine (18:2/22:6)

A phosphatidylcholine 40:8 in which the fatty acyl groups at positions 1 and 2 are specified as C18:2 and C22:6 respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 20 carbons and 0 double bonds.


phosphatidylcholine 36:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 36 carbons in total with 6 double bonds.


phosphatidylcholine (16:0/20:4)

A phosphatidylcholine 36:4 in which the fatty acyl groups at positions 1 and 2 are specified as C16:0 and C20:4 respectively.


A phosphatidylcholine 42:1 in which the acyl groups specified at positions 1 and 2 are (9Z)-octadecenoyl and tetracosanoyl respectively.


A sphingomyelin obtained by formal condensation of the carboxy group of octadecanoic acid with the amino group of 15-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


A N-acylsphinganine-1-phosphocholine in which the acyl group specified is heptadecanoyl.


phosphatidylcholine 39:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 39 carbons in total with 5 double bonds.


A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two phosphatidyl acyl groups each contain 20 carbons and 5 double bonds.


sphingomyelin 16:0

A sphingomyelin in which the total number of carbons contained in the sphingoid base and fatty acyl groups is 16 with zero double bonds.


phosphatidylcholine 39:6

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 39 carbons in total with 6 double bonds.


A sphingomyelin in which the sphingoid component is specified as 4-hydroxyheptadecasphinganine.


A phosphatidylcholine 36:1 in which the acyl groups aspecified at positions 1 and 2 are octadecanoyl and octadecenoyl (double bond at unspecified position) respectively.


A monoalkylglycerophosphocholine that is sn-glycero-3-phosphocholine in which the alkyl group is located at position 2.


phosphatidylcholine 46:1

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 46 carbons in total with 1 double bond.


A phosphatidylcholine 42:1 in which the acyl groups specified at positions 1 and 2 are tetracosanoyl and (9Z)-octadecenoyl respectively.


A sphingomyelin 41:1 obtained by formal condensation of the carboxy group of tetracosanoic acid with the amino group of 15-methylhexadecasphingosine-1-phosphocholine. It is a metabolite of the nematode Caenorhabditis elegans.


A sphingomyelin 36:2 obtained by formal condensation of the carboxy group of any heptadecenoic acid with the amino group of nonadecasphingosine-1-phosphocholine.


phosphatidylcholine (18:0/22:3)

A phosphatidylcholine 40:3 in which the fatty acyl groups at positions 1 and 2 are specified as C18:0 and C22:3 respectively.


phosphatidylcholine (16:0/23:5)

A phosphatidylcholine 39:5 in which the fatty acyl groups at positions 1 and 2 are specified as C16:0 and C23:5 respectively.


A dithiophosphatidylcholine that is sn-dithiophosphatidylcholine in which the acyl substituents at S-1 and S-2 are both heptanoyl.


A 1-alkyl-sn-glycero-3-phosphocholine in which the alkyl group is specified as dodecyl.


An lysophosphatidylcholine derived from epoxidation across the double bond of 1-O-oleoyl-sn-glycero-3-phosphocholine.


phosphatidylcholine 38:8

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 38 carbons and 8 double bonds.


An N-acyl-15-methylhexadecasphing-4-enine-1-phosphocholine in which the acyl group has 19 carbons and 4 double bonds and is 2-hydroxylated.


phosphatidylcholine 31:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 31 carbons and no double bonds.


A phosphatidylcholine O-38:4 in which the alkyl and acyl groups specified at positions 1 and 2 are octadecyl and (5Z,8Z,11Z,14Z)-eicosatetraenoyl respectively.


An N-acyl-4-hydroxy-15-methylhexadecasphinganine-1-phosphocholine in which the acyl group has 22 carbons and 0 double bonds.


phosphatidylcholine 15:0

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the two acyl groups contain a total of 15 carbons and no double bonds.


A  2-acyl-1-alkyl-sn-glycero-3-phosphocholine betaine where the alkyl and the acyl groups at position 1 and 2 are octadecyl and palmitoyl respectively.


phosphatidylcholine 42:7

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 42 carbons in total with 7 double bonds.


A phosphatidylcholine having an alpha-linolenoyl at sn-1 and a fatty acyl chain of unknown composition at sn-2. Major species at pH 7.3.


phosphatidylcholine (18:1/22:5)

A phosphatidylcholine 40:6 in which the fatty acyl groups at positions 1 and 2 are specified as C18:1 and C22:5 respectively.


phosphatidylcholine 38:5

A 1,2-diacyl-sn-glycero-3-phosphocholine in which the acyl groups at C-1 and C-2 contain 38 carbons in total with 5 double bonds.