A Convenient Synthesis of Chrysin and Tectochrysin

查看全文 作　　者：ZHU Jin-tao~(1,*), CHEN Ying-qi~2, DAI Li-yan~2, SUN Li-wen~1 and YAO San-jing~2(2. Department of Chemical Engineering, Zhejiang University, Hangzhou 310013, P. R. China;1. Zhejiang Engineering College, Hangzhou 310033, P. R. China) To whom correspondence should be addressed. 出　　处：《Chemical Research in Chinese Universities》索引2001年第17卷第3期,共5页 摘　　要：Chrysin(1) and tectochrysin(2) were respectively synthesized in four steps from 1,3,5-tri-bromobenzene in an overall yield of 46.8% and that of 37.0% with the key step being theBu4NBr catalyzed hydrolysis of 1-phenyl-3- ( 2 ', 4 ' ,6 ' -trimethoxyphenyl )-1,3-propanedione (11) under different conditions. 关 键 词：Flavone, Chrysin, Tectochrysin, SYNTHESIS