spirostanol saponins
...基本骨架是由含27个碳的苷元构造与一个或多个糖链连接构成的,重要分为含一个糖链(重要在C3-位)的螺甾皂苷(spirostanol saponins)跟含2个糖链(重要在C 3-及C26-位)的呋甾皂苷(furostanol saponins)（略）。
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放大酶反应，对转化产物进行了制备及纯化，确认其结构，对呋甾皂苷、螺甾皂苷间的转化机制进行了探讨。
The products of enzymatic reaction were prepared and purified, the structures of which were also confirmed. The conversion mechanism from furostanol glycosides to spirostanol glycosides was discussed.
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