Zhongguo Zhongyao Zazhi 2008-Apr
[A new flavonoid from heartwood of Caesalpinia sappan].
Watumiaji waliosajiliwa tu ndio wanaweza kutafsiri nakala
Ingia / Ingia
Kiungo kimehifadhiwa kwenye clipboard
Maneno muhimu
Kikemikali
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.
