Castelalin, a quassinoid from Castela tortuosa

Autor: Swapan K. Chaudhuri, Isao Kubo, Yoshihiro Murai
Rok vydání: 1993
Předmět:
Zdroj: Phytochemistry. 33:461-463
ISSN: 0031-9422
DOI: 10.1016/0031-9422(93)85540-8
Popis: A new quassinoid, castelalin, was isolated together with the known quassinoid, glaucarubolone, two flavanoids and methyl gallate from ‘chaparro amargo’, the bark of Castela tortuosa . Their structures were deduced by extensive use of NMR spectroscopy.
Databáze: OpenAIRE