Journal of Natural Products 2005-Feb
Flavonolignans from Avena sativa.
只有注册用户可以翻译文章
登陆注册
链接已保存到剪贴板
关键词
抽象
Three flavonolignans derived from the flavone tricin were isolated from Avena sativa herb. This is the first report of the presence of flavonolignans in A. sativa. In the known compounds 1a and 1b, a coniferyl alcohol moiety is linked to the flavone by an ether bond; in the new natural product 2, it is linked by C-C bonds. Structure elucidation of compound 2 was performed by 1D and 2D NMR experiments, and the absolute configuration was determined from circular dichroic data.