Phenolic glycosides from Kaempferia parviflora

被引:50
作者
Azuma, Toshiaki [1 ]
Tanaka, Yasuo [2 ]
Kikuzaki, Hiroe [1 ]
机构
[1] Osaka City Univ, Grad Sch Human Life Sci, Div Food & Hlth Sci, Sumiyoshi Ku, Osaka 558, Japan
[2] Taiyo Corp, Osaka, Japan
关键词
Kaempferia parviflora; Zingiberaceae; Phenolic glycoside;
D O I
10.1016/j.phytochem.2008.09.001
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Three phenolic glycosides were isolated together with two known flavonol glycosides from the H2O-soluble fraction of rhizomes of Kaempferia parviflora. Their structures were determined to be rel-(5aS,10bS)-5a,10b-dihydro-1,3,5a,9-tetrahydroxy-8-methoxy-6H-benz[b]indeno[1,2-d]furan-6-one 5a-O-[alpha-L-rhamnopyranosyl-(1 -> 6)-beta-D-glucopyranoside] (1), its rel-5aS,10bR isomer (2), and (2R,3S,4S)-3-O-[alpha-L-rhamnopyranosyl-(1 -> 6)-beta-D-glucopyranosyl]-3'-O-methyl-ent-epicatechin-(2 alpha -> O -> 3,4 alpha -> 4)-(5aS, 10bS)-5a, 10b-dihydro-1,3,5a,9-tetrahydroxy-8-methoxy-6H-benz[b]indeno[1,2-d]furan-6-one 5a-O-[alpha-L-rhamnopyranosyl-(1 -> 6)-beta-D-glucopyranoside] (3). The structures were elucidated on the basis of analyses of chemical and spectroscopic evidence. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:2743 / 2748
页数:6
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