Alkaloids from Aspidosperma species from Bolivia |
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| Authors: | Mitaine A C Mesbah K Richard B Petermann C Arrazola S Moretti C Zèches-Hanrot M Men-Olivier L L |
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| Institution: | Faculté de Pharmacie (U.R.A. au C.N.R. S. no 492), 51, rue Cognacq-Jay, F-51096 Reims Cedex, France. |
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| Abstract: | Two Bolivian Aspidosperma species were investigated. The seed and stem bark of Aspidosperma macrocarpon Mart. contain six known alkaloids: (-)-vincadifformine, ervinceine, kopsanone, kopsinine, kopsanol in the seed, and kopsanone, kopsinine, kopsanol, 18-epikopsanol in the stem bark. The stem bark of Aspidosperma pyrifolium Mart. contains eleven known alkaloids: (-)-vincadifformine, O-demethylpalosine, haplocine, N-formylaspidospermidine, vallesine, demethoxyaspidospermine, palosine, (-)-aspidospermine, aspidospermidine, akuammicine, tubotaiwine, beside the two new bases dehydroxyhaplocidine and 10-methoxyaspidospermidine. |
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