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Two new secoiridoid glucosides from Syringa velutinai Kom.
Authors:Xue Song Feng  Yang Qu  Zhao Hua Wu  Lei Xu  Dong Song Zhang  Hui Yuan Gao  Li Jun Wu
Institution:a School of Traditional Chinese Medicines, Shenyang Pharmaceutical University, Shenyang 110016, China;b School of Pharmaceutical Sciences, China Medical University, Shenyang 110001, China;c Pharmacy Department, Mudanjiang Medical University, Mudanjiang 157011, China
Abstract:Chemical investigation of Syringa velutinai Kom. led to the isolation of two new secoiridoid glucosides. Their structures were identified as 6'-O-(6, 7-dihyrofoliamenthoyl)-8-epi-kingisidic acid (syrveoside A, 1) and 6'-O-menthiafoloyl-8-epi-kingisidic acid (syrveoside B, 2) on the basis of chemical and physicochemical evidence.
Keywords:Syringa velutinai Kom    Secoiridoid glucosides  Syrveoside A  Syrveoside B  
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