Abstract -Three new prenylisoflavones, designated euchrenones b 1 , b 2 and b 3 , were isolated from the roots of Euchrestajaponica . The structures were established on the basis of spectroscopic methods and chemical evidence.
摘要 - 从 Euchresta japonica 的根中分离出三种新的异戊二烯异黄酮,命名为 euchrenones b 1 、b 2 和 b 3 。这些结构是在光谱方法和化学证据的基础上建立的。