中文摘要：

目的：研究瑶药铁包金的化学成分。方法：采用色谱技术进行分离,根据化合物的理化性质和光谱数据鉴定其结构。结果：从铁包金根的95%乙醇提取物中分离得到9个化合物,分别鉴定为：正十六烷酸（1）、正十八烷酸（2）、β-谷甾醇（3）、豆甾醇（4）、羊齿烯醇（5）、大黄酚（6）、大黄素甲醚（7）、floribundiquinone D（8）、2-乙酰大黄素甲醚（9）。结论：化合物1～4、7～9均为首次从该植物中分离得到,其中,化合物1、2为首次从该属植物中分离得到。

英文摘要：

Objective：To investigate the chemical constituents of the roots of Berchemia lineate as a medicinal plant of Yao nationality in China.Methods：Compounds were isolated by various column chromatography and elucidated by physicochemical and spectral analysis.Results：Nine compounds were isolated from the 95% ethanol extract of the roots of Berchemia lineate and their structures were identified as palmitic acid（1）,octadecanoic acid（2）,β-sitosterol（3）,stigmasterol（4）,fernenol（5）,chrysophanol（6）,physcion（7）,floribundiquinone D（8）,2-acetylphyscion（9） respectively.Conclusion：Compounds 1~4,7~9 are isolated from this plant for the first time,and compounds 1and 2 are firstly isolated from this genus.