Phytochemistry 2006-Dec
Chemical constituents of Malagasy liverworts: cyclomyltaylanoids from Bazzania madagassa.
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Identifikohuni Regjistrohu
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Fjalë kyçe
Abstrakt
Five cyclomyltaylanoids (2-6), together with 1R,5R-diacetoxycyclomyltaylan-10-one (1), (+)-globulol, and ent-4beta,10alpha-dihydroxyaromadendrane have been isolated from the diethyl ether fraction of the Malagasy liverwort, Bazzania madagassa. The structure of 1 was confirmed by X-ray analysis, while those of the compounds were established on the basis of one- and two-dimensional NMR spectroscopic evidence, and comparison with data reported in the literature. The chemosystematics of B. madagassa are discussed.