Pyrrolizidine N-oxide alkaloids of Heliotropium hirsutissimum

Phytochemistry
1993.0

Abstract

Four pyrrolizidine-N-oxide alkaloids were isolated from the aerial parts of Heliotropium hirsutissimum. Three of them are new compounds. Their structures were determined by spectroscopic methods and confirmed by chemical correlations.

DOI： 10.1016/S0031-9422(00)95116-1

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