Structure of chinensin: A new lignan lactone from Polygala chinensis |
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| Authors: | Shibnath Ghosal Ramaballav P.S. Chauhan Radhey S. Srivastava |
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| Affiliation: | Pharmaceutical Chemistry Research Laboratory, Department of Pharmaceutics, Banaras Hindu University, Varanasi, India |
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| Abstract: | Chinensin, a 1-aryl-2,3-naphthalide lignan, was isolated from Polyqala chinensis. Chemical transformation and UV, IR, PMR and MS evidence established its structure as 6,7-methylenedioxv-]-(3′,4′-dimethoxyphenyl)-3-hydroxymethylnaphthalene-2-carboxylic acid lactone. The lignan has not be en encountered before in nature or prepared synthetically. |
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| Keywords: | Polygalaceae chinensin lignan lactone structural analysis. |
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