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[摘要]
从河南省嵩县产内折香茶菜Rabdosiainflexus(Thunb.)叶中分得二种成分,一种是新的二萜,根据各种光谱数据推断其化学结构为Ⅰ,命名为内折香茶菜乙素(inflexusinB);另一种成分鉴定为齐墩果酸。内折香茶菜乙素有明显的细胞毒和抑菌作用。
[Key word]
[Abstract]
From the leaves of Rabdosia inflexus (Thumb.)Hara.,a new diterpenoid,named inflexusin B,together with a known compound,oleanolic acid was isolated. Its structure was established by spectroscopic and chemi cal evidence as Ⅰ. Inflexusin B showed significant cytotoxicity against Ehrlich carcinoma cell in vitro.
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