【摘要】 首次从珙桐叶甲醇提取物的水溶性部分得到一配糖体化合物-喹啉类生物碱甙(pumiloside),它是抗肿瘤物质喜树碱的生物合成前体。本文对其结构进行鉴定。更多还原

【Abstract】 A glycoside was isolated from the leaves of Davidio involucrata.NMR and MS methods were used to elucidate its chemical structure.The compound was determined as pumiloside,a quinoline alkaloid glycoside,and it was a biosynthetic precursor of camptothecin.The alkaloid glycoside was isolated from Davidio involucrata for the first time.更多还原