Flavonoids from the leaves of Castanopsis fordii
10.3969/j.issn.1001-1528.2017.10.021
- VernacularTitle:南岭栲叶黄酮类成分的研究
- Author:
bin Zhang LIU
1
;
jie Rui HE
;
feng Ya WANG
;
peng Dian LI
;
lin Yong HUANG
;
di Ke YANG
Author Information
1. 广西壮族自治区中国科学院广西植物研究所
- Keywords:
Castanopsis fordii Hance;
leaves;
flavonoids;
isolation and identification
- From:
Chinese Traditional Patent Medicine
2017;39(10):2090-2093
- CountryChina
- Language:Chinese
-
Abstract:
AIM To study the chemical constituents from the leaves of Castanopsis fordii Hance.METHODS The 80％ ethanol extract from C.fordii leaves was isolated and purified by Sephadex LH-20,MCI,silica and semi-preparative column,then the structures of obtained compounds were identified by spectral data.RESULTS Nine compounds were isolated and identified as quercetin (1),quercetin 3-O-α-L-rhamnopyranoside (2),myricetin 3-rhamnoside (3),myricetin-3-O-(2"-O-galloyl)-α-rhamnopyranoside (4),quercetin 3-O-(2"-O-galloyl)-α-rhamnopyranoside (5),kaempferol-3-O-glucorhamnoside (6),3,5,7,3',5'-pentahydroxy-(2R,3R)-flavanonol 3-O-α-L-rhamnopyranoside (7),astilbin (8),isastilbin (9).CONCLUSION Compounds 2,3 are isolated from this plant for the first time,compounds 1,4-9 are first obatined from genus Castanopsis.
