Thunalbene, a stilbene derivative from the orchid Thunia alba
Autor: | P.L. Majumder, M. Roychowdhury, S. Chakraborty |
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Rok vydání: | 1998 |
Předmět: | |
Zdroj: | Phytochemistry. 49:2375-2378 |
ISSN: | 0031-9422 |
DOI: | 10.1016/s0031-9422(98)00433-6 |
Popis: | Thunalbene, a new stilbene derivative, was isolated from the orchid Thunia alba which also afforded six known stilbenoids: batatasin-III, lusianthridin, 3,7-dihydroxy-2,4-dimethoxyphenanthrene, 3,7-dihydroxy-2,4,8-trimethoxyphenanthrene, cirrhopetalanthrin and flavanthrin. The structure of thunalbene, the first stilbene derivative isolated so far from an Orchidaceae plant, was established as 3,3′-dihydroxy-5-methoxystilbene from spectral and chemical evidence. |
Databáze: | OpenAIRE |
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