Sesquiterpene pyridine alkaloids from Hippocratea excelsa

Phytochemistry
2002.0

Abstract

Nineteen sesquiterpene pyridine alkaloids including 17 new compounds have been isolated from the 70% aq. EtOH extract of stem barks of Hippocratea excelsa. The structures of these compounds were elucidated by various spectroscopic means.

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