Five novel flavonoids from Wasabia japonica

被引:50
作者
Hosoya, T [1 ]
Yun, YS [1 ]
Kunugi, A [1 ]
机构
[1] Tokyo Univ Pharm & Life Sci, Grad Sch Life Sci, Tokyo 1920392, Japan
关键词
isovitexin; flavone; Wasabia japonica;
D O I
10.1016/j.tet.2005.04.061
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
From the fresh leaves of Wasabia japonica Matsum., five novel flavonoids 1-5, isovitexin derivatives having a trans-sinapoyl group at C-7. were isolated together with five known flavonoids, and their structures were elucidated on the basis of their spectroscopic data (NMR, MS. UV, and IR) and chemical evidence. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:7037 / 7044
页数:8
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