Cytotoxic Constituents from Bark and Leaves of Amyris pinnata Kunth

Abstract

From leaves and bark of Amyris pinnata Kunth twelve compounds were isolated, corresponding to six lignans 1-6, three coumarins 7-9, a sesquiterpene 10, an oxazole alkaloid 11, and a prenylated flavonoid 12,. Metabolites were identified by spectroscopic techniques ( 1 H and 13 C NMR, EIMS) and by comparison with published data in the literature. Cytotoxicity… (More)

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