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土大黄苷的NMR研究
引用本文:刘力军,王林,李鲁,缪振春,赵玉梅.土大黄苷的NMR研究[J].波谱学杂志,2008,25(3):349-354.
作者姓名:刘力军  王林  李鲁  缪振春  赵玉梅
作者单位:(1. 军事医学科学院 毒物药物研究所,北京 100850; 2. 军事医学科学院 放射医学研究所,北京 100850 )
摘    要:土大黄苷,3-羟基-5-2-(3-羟基-4-甲氧苯基)乙烯基]苯-β-D-葡萄糖苷是从植物中提取分离的单体化合物,应用1D NOE 和2D NMR(1H-1H COSY、HMQC、HMBC)等技术相结合的方法对土大黄苷的1H和13C NMR信号进行了准确归属,并对文献中错误的碳氢数据做了纠正和讨论.

关 键 词:NMR  归属  1D  NOE  土大黄苷  
收稿时间:2007-8-20
修稿时间:2007-12-24

An NMR Study on Rhapontin
LIU Li-jun,WANG Lin,LI Lu,MIAO Zhen-chun,ZHAO Yu-mei.An NMR Study on Rhapontin[J].Chinese Journal of Magnetic Resonance,2008,25(3):349-354.
Authors:LIU Li-jun  WANG Lin  LI Lu  MIAO Zhen-chun  ZHAO Yu-mei
Institution:(1. Institute of Pharmacology and Toxicology, Academy of Military Medical Sciences, Beijing 100850, China; 2. Institute of Radiation Medicine, Academy of Military Medical Sciences, Beijing 100850, China)
Abstract:Rhapontin, 3-hydroxy-5-(2-(3-hydroxyl-4-methoxyphenyl) ethenyl) phenyl-β-D- glucopyranoside, was a natural product isolated from the plant. Its structure was elucidated by combined use of 1D NOE and 2D NMR techniques including 1H-1H COSY, HMQC and HMBC. The 1H and 13C chemical shifts of the compound were completely assigned. Corrections were made for the incorrect previous assignment.
Keywords:NMR  1D NOE
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