Zhongguo Zhongyao Zazhi 2008-Apr
[A new flavonoid from heartwood of Caesalpinia sappan].
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
OBJECTIVE
To seek for new active components from Caesalpinia sappan.
METHODS
The chemical constituents were isolated and identified by means of chromatographic and spectroscopic technologies methods.
RESULTS
Nine compounds were isolated, and their structures were identified as 3, 8-dihydroxy4, 10-dimethoxy-7-oxo-[2] benzopyrano[4,3-b] benzopyran (1), 3-deoxysappanchalcone (2), sappanchalcone (3), 3-deoxysappanone B (4), rhamnetin (5), protosappanin C (6), 3, 7-dihydroxy-chroman-4-one (7), dimethyl adipate (8), daucosterin (9).
CONCLUSIONS
Compound 1 was a new compound, and compounds 7, 8 were isolated from this plant for the first time.