Abstract From a dichloromethane extract and a hydrolysed methanolic extract from the leaves of Psiadia trinervia, 13 3-methylated flavonols have been isolated. Their structures were established by the usual spectroscopic methods (UV, EIMS, 1H and 13C NMR). Ayanin, casticin, chrysosplenol-D and 5,7,4′-trihydroxy-3,8-dimethoxyfiavone were responsible for the antifungal activity found in the preliminary
[EN] FLAVONE GLYCOSIDE DERIVATIVES AND PREPARATION METHOD AND USE THEREOF<br/>[FR] DÉRIVÉS DE FLAVONE GLYCOSIDE, ET PROCÉDÉ DE PRÉPARATION ET UTILISATION DE CEUX-CI<br/>[ZH] 一类黄酮糖苷衍生物及其制备方法和用途