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Two new secoiridoid glucosides from Syringa velutina Kom
Authors:Xue Song Feng  Yang Qua  Zhao Hua Wuc  Lei Xua  Dong Song Zhanga  Hui Yuan Gaoa  Li Jun Wu a School of Traditional Chinese Medicines  Shenyang Pharmaceutical University  Shenyang  China b School of Pharmaceutical Sciences  China Medical University  Shenyang  China c Pharmacy
Institution:[1]School of Traditional Chinese Medicines, Shenyang Pharmaceutical University, Shenyang 110016, China [2]School of Pharmaceutical Sciences, China Medical University, Shenyang 110001, China [3]Pharmacy Department, Mudanjiang Medical University, Mudanjiang 157011, China
Abstract:Chemical investigation of Syringa velutina Kom. led to the isolation of two new secoiridoid glucosides. Their structures were identified as 6'-0-(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 velutina Kom    Secoiridoid glucosides  Syrveoside A  Syrveoside B
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