Venoterpine - a new monoterpenoid alkaloid from the fruits of alstonia venenata R.Br.
β Scribed by A.B. Ray; (Mrs.) A. Chatterjee
- Publisher
- Elsevier Science
- Year
- 1968
- Tongue
- French
- Weight
- 169 KB
- Volume
- 9
- Category
- Article
- ISSN
- 0040-4039
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β¦ Synopsis
A reoent publication by Arthur uall on the structure of a mouoterpecoid alkaloid (RU 47) from Rauuolfia verticillata (Lour.) Bail, has prompted us to record our independent
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The isolation and characterization of two new indole alkaloids of tetrahydro-P-carboline type, e., venenatine and isovenenatine in addition to reserpine and stigmasterol from the bark of Alstonia venenata R. Br. was reported some time ago.2s3 More recently venoxidine has been isolated and shown to b
## Abstract Two new yuzurine alkaloids, daphnoldines A (**1**) and B (**2**), possessing a rare fourβring system, were isolated from the fruits of __Daphniphyllum oldhami.__ Their structures were established on the basis of extensive spectroscopic analyses. Daphnoldine A (**1**) is the first exampl