单词 | stictane |
释义 | stictanen. Biochemistry. Any of a class of pentacyclic triterpanes, unsaturated derivatives of which occur in some lichens. ΘΚΠ the world > matter > chemistry > organic chemistry > hydrocarbons > [noun] > terpanes > named stictane1973 1973 W. J. Chin et al. in Jrnl. Chem. Soc.: Perkin Trans. 1 1437 Ten new triterpenes, derived from a new triterpane system for which the name stictane is proposed, have been isolated from the hexane extractives of the lichens named in the title [sc. Sticta coronata, etc.]. 1976 Jrnl. Chem. Soc.: Perkin Trans. 857/1 Stictane..and the related flavicane..have an 8α-methyl group and a boat structure for ring b rather than the usual 8β-methyl group and chair ring b, hitherto found in pentacyclic triterpenoids. 1979 Org. Mass Spectrometry XIV. 160/1 We present detailed analysis of the mass spectral fragmentations of ten stictane triterpenoids. This entry has not yet been fully updated (first published 1986; most recently modified version published online June 2018). < n.1973 |
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