利用CO²超临界流体技术从海南产的卫矛科植物巧茶Cathaexulis茎叶中分得4个木栓烷型三萜化合物，结构都通过波谱方法进行鉴定。

Four triterpenoid with friedelane skeleton were isolated from the stems and leaves of Catha exulis Forsk collected in Hainan Province,China. Their structures were deduced on the basis of spectroscopic data. Supercritical CO2 fluid extraction was used in their separation.

广东省自然科学基金