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防己叶菝葜为百合科菝葜属植物(Smilax menispermoides D.C.),分布在我国西北,西南地区,民间用于祛风除湿代替中药土伏苓(S.China Raxb)。迄今未见其化学成分的报道,本文报道防己叶菝葜中一个新的甾体皂甙1的结构鉴定。 1经过Liebermann-Burchard反应和Molish反应示其为一甾体甙,MS(FAB)m/z:923(M+
Anti-herbivore is Smilax menispermoides D.C., which is distributed in the northwest and southwest regions of China. It is used for dehumidification in place of S. China Raxb. So far no report of its chemical composition has been reported. This paper reports the structural identification of a new steroidal saponin 1 in A. citrifolia. 1 The Liebermann-Burchard reaction and the Molish reaction show that it is a steroid, MS (FAB) m/z: 923 (M+