humantenine
National Institutes of Health
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Nine new alkaloids of the koumine (1-4), humantenine (5-7), and yohimbane (8, 9) types as well as 12 known analogues were…
Humantenine-type compounds are a group of Gelsemium alkaloids isolated from Gelsemium elegans Benth that possess complex…
Seven new indole alkaloids were isolated from the roots of Gelsemium elegans Benth. and their structures were determined by…
OBJECTIVE
To study the chemical constituents from the aerial parts of Gelsemium elegans.
METHOD
Compounds were isolated and…
Five new alkaloids, gelseganines A-D (1-4) and humantenine N(4)-oxide (5), were isolated from the stems and leaves of Gelsemium…
The alkaloid extract of the whole plant of Gelsemium elegans has afforded four new alkaloids: N-desmethoxyrankinidine [1], 11…
Two new oxindole alkaloids, humantenine and humantenirine, have been isolated from the root of Hu-Man-Teng (Gelsemium elegcms…