Lactonic Carbazole Alkaloids from the Root Bark of Clausena excavata.

Chemical and Pharmaceutical Bulletin
1998.0

Abstract

Examination of the extract from the root bark of Clausena excavata, yielded four new lactonic carbazole alkaloids, clausevatine-D (1), -E (2), - F (3), -G (4), as well as the known clausamine-A (5). Their structures were elucidated by spectroscopic analyses.

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