益母草煎液中一种类阿魏酸成分的色谱鉴别

Chromatographic Identification of a Compound Similar to Ferulic Acid in the Decoction of Herb Leonuri

目的:鉴别益母草煎液中是否含有阿魏酸。方法:采用薄层色谱法和高效液相色谱法。结果:薄层色谱表明样品在与阿魏酸对应位置上有一个暗褐色荧光斑点;高效液相色谱表明样品在与阿魏酸相同保留时间处有吸收峰。结论:益母草煎液中含有一个与阿魏酸性质极为相似的成分。

Objective: To identify whether there is ferulic acid in decoction of Herb Leonuri. Methods: By TLC and HPLC. Results: The chromatogram of the sample showed a dark brown fluorescent spot at the same Rf value of ferulic acid in TLC identification test. The retention time of a peak in the HPLC of the sample corresponded to that of ferulic acid. Conclusion : There is a compound which is very similar to ferulic acid in the decoction of Herb Leonuri.