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从皂角刺的正丁醇提取部分 ,分离出刺囊酸 ( echinocystic acid)和皂荚皂甙 C( gleditsia saponinC)。经 IR,MS,H- NMR波谱分析和化学方法鉴定了两种化合物的结构
From the n-butanol extraction fraction of saponin, echinocystic acid and glitchsia saponin C were isolated. The structures of the two compounds were identified by IR, MS, H-NMR spectroscopy and chemical methods