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Chemical constituents of Dipsacus asper Ⅲ
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DOI   10.11656/j.issn.1673-9043.2014.02.14
Key Words   Dipsacus asper;chemical composition;structure identification
Author NameAffiliationE-mail
WANG Qiang Key Laboratory of TCM Chemistry and Analytical Chemistry of Tianjin, Tianjin 300193, China  
ZHANG Yi Key Laboratory of TCM Chemistry and Analytical Chemistry of Tianjin, Tianjin 300193, China  
HAN Li-feng Key Laboratory of TCM Chemistry and Analytical Chemistry of Tianjin, Tianjin 300193, China  
LIU Er-wei Key Laboratory of TCM Chemistry and Analytical Chemistry of Tianjin, Tianjin 300193, China liuwei628@sohu.com 
Abstract
    [Objective] To study the chemical constituents of Dipsacus asper. [Methods] The compounds were isolated from the 50% ethanol fraction using Macroporous resin by many kinds of chromatography methods and identified on the basis of phytochemical characters and spectroscopic analysis. [Results] Six compounds were obtained and their structures were identified as(+)-1-Hydroxy Pinoresinol 4'-O-β-D-Glucopyranoside(1),methyl 3,5-di-O-caffeoylquinic acid methyl ester(2),methyl 4, 5-di-O-caffeoylquinic acid methyl ester(3), methyl 5-O-caffeoylquinic acid methyl ester(4),loganin(5),demethylsecologanol (6),respectively.[Conclusion] Compounds 1, 4 is isolated from this plant for the first time.

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