deoxyviolacein
deoxyviolacein
A member of the class of oxindoles resulting from formal oxidative coupling between the 3-position of 1,3-dihydro-2<em>H</em>-indol-2-one and the 3-position of 1,3-dihydro-2<em>H</em>-pyrrol-2-one, which is substituted at the 5 position by a 1<em>H</em>-indol-3-yl group, where the newly-formed double bond has <i>E</i> configuration.