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[摘要]
从美丽红豆杉Taxusmairei LemeeetLevlS.Y.Hu树皮的甲醇提取物中分得6个紫杉烷二萜类化合物,根据理化性质和光谱公析分别鉴定为taxumairolB()、7,2′-二去乙酰氧基-austropicatine()、taxine()、taxinineA()、taxinineM()和taxezopidineG()。除以外,其余5个化合物均是首次从该植物中分得。
[Key word]
[Abstract]
Six taxane diterpenoids were isolated from the bark of Taxus mairei Lemée et Lévl S Y Hu Based on physicochemical evidences and spectral analysis, their structures were identified as taxumairol B (Ⅰ), 7, 2′-bisdeacetoxy-austropicatine (Ⅱ), taxine Ⅱ (Ⅲ), taxinine A (Ⅳ), taxinine M (Ⅴ) and taxezopidine G (Ⅵ) Except for taxumairol B, all the other five taxanes were obtained from this plant for the first time
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