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从中药白头翁(Pulsatilla chinensis(Bunge)Regel)的根茎中分离出一种三萜皂甙成分,经化学和光谱法确定为3-O-α-L-吡喃鼠李糖-(1→2)-α-L-吡哺阿拉伯糖-3β,23-二羟基-△~(20(29))-羽扇豆烯-28-酸,为一新化合物。
A triterpene saponin component was isolated from the rhizome of Pulsatilla chinensis (Bunge) Regel and was chemically and spectroscopically determined to be 3-O-α-L-rhampyramiose-(1→2)- [alpha]-L-pyrazol-3[beta],23-dihydroxy-[Delta]~(20(29))-lunulene-28-acid is a novel compound.