绞股蓝酮甙A的化学结构
STRUCTURE OF GYPENTONOSIDE A FROM GYNOSTEMMA PENTAPHYLUM MAKINO
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摘要: 自葫芦科(Cucurbitaceae)植物绞股蓝(Gynostemma pentaphyum (Thunb.)Makino)中分得一新天然化合物,命名为绞股蓝酮甙A(gypentonosideA),经理化分析及光谱(IR,MS,1H-NMR,13C-NMR,2D-NMR)解析,其结构式如1所示。Abstract: A new saponin named gypentonoside has been isolated from Gynostemma pentaphylum (Thunb)Makino,C54H88O21,mp 272~27℃,Its structure was established on thebasis of chemical and spectroscopic(IR,FAB-MS,UV,1H-NMR,13C-NMR,2D-NMR)analyses.
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