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  • 标题:Isolation and purification of lignans from Schisandra chinensis by combination of silica gel column and high-speed counter-current chromatography
  • 本地全文:下载
  • 作者:Yu Sun ; Shuangshuang Xu ; Yanling Geng
  • 期刊名称:Chemical Industry and Chemical Engineering Quarterly
  • 印刷版ISSN:1451-9372
  • 出版年度:2013
  • 卷号:19
  • 期号:3
  • 页码:435-440
  • DOI:10.2298/CICEQ120504078S
  • 出版社:Association of the Chemical Engineers
  • 摘要:Silica gel column combined with high-speed counter-current chromatography separation was successfully applied to the separation of schizandrin (I), angeloylgomisin H (II), gomisin A (III), schisantherin C (IV), deoxyschizandrin (V), γ-schisandrin (VI) and schisandrin C (VII) from the fruits of Schisandra chinensis (Turcz.) Baillon. The petroleum ether extracts of the fruits of S. chinensis were pre-separated first on a silica gel column and divided into two fractions as sample 1 and sample 2. 260 mg of sample 1 was separated by HSCCC using petroleum ether-ethyl acetate-methanol-water (10:8:10:8, v/v) as the two-phase solvent system and 18.2 mg of schizandrin, 15.7 mg of angeloylgomisin H, 16.5 mg of gomisin A and 16.7 mg of schisantherin C were obtained. 230 mg of sample 2 was separated using petroleum ether-ethyl acetate-methanol-water (10:0.5:10:1, v/v) as the two-phase solvent system and 19.7 mg of deoxyschizandrin, 23.4 mg of γ-schisandrin and 18.2 mg of schisandrin C were obtained. The purities of the separated compounds were all over 94% as determined by HPLC. The chemical structures of these compounds were confirmed by ESI-MS and 1H NMR.
  • 关键词:Schisandra chinensis (Turcz.) Baillon.; lignans; high-speed counter-current chromatography
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