Two New Alkaloids from Roots of Stemona tuberosa
Records of Natural Products
Year: 2014 Issue: 4 October-December
p.317 - 322
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Ligen Lin, Changqiang Ke , Yitao Wang and Yang Ye
The roots of Stemona tuberosa ha ve been used as an antitussive and insecticide remedy for thousands of years. On the chemical investigation of the roots of S . tuberosa , two new tuberostemonine-type alkaloids, epoxy-tuberostemonol (1), and neotuberostemoenone (2), together with a known alkaloid, n eotuberostemonine, were isolated and identified. The structures of new alkaloids were established on the basis of 1D and 2D NMR and other spectroscopic analyses.KEYWORDS
- Stemona tuberosa