Carbazole-pyranocoumarin dimer and binary carbazole alkaloid from Clausena excavata

Tetrahedron Letters
1996.0

Abstract

Examination of the extract from the stein bark and root bark of Clausena excavata, a binary carbazole alkaloid, clausenamine-A (1), and a carbazole-pyranocoumarin dimer, carbazomarin-A (2), were isolated, respectively, Their structures were elucidated by spectroscopic analyses. Copyright (C) 1996 Elsevier Science Ltd

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