New triterpenes from heinsia crinata
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Babady-Bila; A. Kilonda; S. Toppet; F. Compernolle; G. Hoornaert
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Article
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1989
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Elsevier Science
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French
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The perchloric acid hydrolysis of a mixture of samins from the root bark of HEINSIA CRJNATA yielded three major genins. Their structures were established on thebasis of IR, NMR and Mass Spectmmetry. Twoofthemwereshown to be new triterpenes of the cycloartene snd lsnostene type with a 27-carboxylic g