Flavonol 3-O-robinobiosides and 3-O-(2"-O-α-rhamnopyranosyl)-robinobiosides from Sesuvium portulacastrum

被引:12
|
作者
Disadee, Wannaporn [1 ,2 ]
Mahidol, Chulabhorn [1 ,2 ,3 ]
Sahakitpichan, Poolsak [1 ,2 ]
Sitthimonchai, Somkit [1 ,2 ]
Ruchirawat, Somsak [1 ,2 ,3 ]
Kanchanapoom, Tripetch [1 ,2 ,4 ]
机构
[1] Chulabhorn Res Inst, Bangkok 10210, Thailand
[2] Chulabhorn Grad Inst, Bangkok 10210, Thailand
[3] Ctr Excellence Environm Hlth Toxicol & Management, Bangkok 10210, Thailand
[4] Khon Kaen Univ, Fac Pharmaceut Sci, Khon Kaen 40002, Thailand
关键词
Sesuvium portulacastrum; Aizoaceae; Flavonol diglycoside; Flavonol triglycoside; Sesuviosides A-F; Radical scavenging activity; PLANTS; L;
D O I
10.1016/j.tet.2011.04.041
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Six new flavonol 3-O-robinobiosides and 3-O-(2 ''-O-alpha-L-rhamnopyranosyl)-robinobiosides, sesuviosides A F, were isolated from the aerial portion of Sesuvium portulacastrum together with ecdysterone, adenosine, 2'-O-methyladenosine, and L-tryptophan. The structure elucidations were based on analyses of chemical and spectroscopic data including 1D and 2D-NMR. Sesuviosides A-F and their aglycones exhibited radical scavenging activity using DPPH and ORAC assays. (C) 2011 Elsevier Ltd. All rights reserved.
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收藏
页码:4221 / 4226
页数:6
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