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无患子中两个新的大戟烷型三萜皂甙(英文)
Two New Tirucallane-Type Triterpenoid Saponins from Sapindus mukorossi
【摘要】 从无患子科无患子 (SapindusmukorossiGaertn .)根中分离到两个新的大戟烷型三萜皂甙SapimukosideA (1)和SapimukosideB (2 )。运用波谱和化学方法鉴定它们的结构为 3OαL鼠李吡喃糖基1→ 2 [αL阿拉伯吡喃糖基1→ 3 ]βD葡萄吡喃糖基2 1,2 3Repoxyltirucall7,2 4Rdiene3β ,2 1diol (1)和 3OαL鼠李吡喃糖基1→ 6 βD葡萄吡喃糖基 2 1,2 3Repoxyltirucall7,2 4Rdiene3β ,2 1diol(2 ) .
【Abstract】 Two new tirucallanetype triterpenoid saponins, Sapimukoside A (1) and Sapimukoside B (2), were isolated from the roots of Sapindus mukorossi Gaertn. On the basis of spectroscopic and chemical evidence, their structures were elucidated to be 3Oα L rhamnopyranosyl1→2[α L arabinopyranosyl1→3]β D glucopyranosyl21, 23 R epoxyl tirucall7, 24 R diene3β, 21diol (1) and 3Oα L rhamnopyranosyl1→6β D glucopyranosyl21, 23 R epoxyl tirucall7, 24 R diene3β, 21diol (2).
【Key words】 Sapindus mukorossi; Sapindaceae; triterpenoid saponin; Sapimukoside A; Sapimukoside B;
- 【文献出处】 Acta Botanica Sinica ,植物学报(英文版) , 编辑部邮箱 ,2003年03期
- 【分类号】Q946
- 【被引频次】25
- 【下载频次】264