J Integr Plant Biol. ›› 2003, Vol. 45 ›› Issue (3): 369-372.

• Research Articles • Previous Articles     Next Articles

Two New Tirucallane-Type Triterpenoid Saponins from Sapindus mukorossi

TENG Rong-Wei, NI Wei, HUA Yan and CHEN Chang-Xiang   

Abstract:

Two new tirucallane-type 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 3-O-α-L-rhamnopyranosyl-(1→2)-[α-L-arabinopyranosyl-(1→3)]-β-D-glucopyranosyl-21, 23R-epoxyl tirucall-7, 24R-diene-3β, 21-diol(1) and 3-O-α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranosyl-21, 23R-epoxyl tirucall-7,24R-diene-3β, 21-diol(2). Key words: Sapindus mukorossi; Sapindaceae; triterpenoid saponin; Sapimukoside A; Sapimukoside B

 

无患子中两个新的大戟烷型三萜皂甙
滕荣伟  倪伟华 燕陈昌祥

(中国科学院昆明植物研究所植物化学与西部植物资源持续利用国家重点实验室,昆明650204)

从无患子科无患子(Sapindus mukorossi Gaertn.)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3-O-α-L鼠李吡喃糖基-(1→2)-[α-L-阿拉伯吡喃糖基-(1→3)]-β-D-葡萄吡喃糖基-21,23R-epoxyl tirucall-7,24R-diene-3β,21-diol(1)和3-O-α-L-鼠李吡喃糖基-(1→6)-β-D-葡萄吡喃糖基21,23R-epoxyl tirucall-7,24R-diene-3β,21-diol(2)。

关键词:无患子 无患子科 三萜皂甙:Sapimukoside A; SapimukosideB

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