From rhizome of Hypoxis nyasica two diglucosides were isolated: hypoxoside, (1), and a new one, the 0,0-β,β-di-D-glu- copyranoside of 1-(4-́hydroxyphenyl)-3-(4-̋hydroxyphenyl)-1,4-pen- tadiene, (2), named nyasoside.
Structure determination of a phenolic pent-1-en-4-yne derivative from Hypoxis rooperi☆
作者:Siegfried E. Drewes、Ursula J. Scogings、George L. Wenteler
DOI:10.1016/0031-9422(89)85028-9
日期:——
Abstract Enzymic hydrolysis of the partially-purified extractives of Hypoxisrooperi yielded a minor component identified as 1-(3″,4″-dihydroxyphenyl)-5-(4′-hydroxyphenyl)pent-1-en-4-yne using NMR techniques.