黄芪总黄酮的改良提取方法  

Improved Extraction of Total Flavonoids of Astragalus

作　　者：胥正敏[1] 陈建业[1] 唐华英[1] 杨映雪[1] 张翔[2] 鄢佳程[1] 

机构地区：[1]川北医学院应用技术研究所 [2]川北医学院药物研究所,四川南充637000

出　　处：《川北医学院学报》2010年第2期103-105,共3页Journal of North Sichuan Medical College

基　　金：四川省科技厅重点项目(05SG1859);四川省科技厅应用基础项目(2006J13-031)

摘　　要：目的:研究黄芪总黄酮(Total Flavonoids of Astragalus,TFA)的分离纯化方法。方法:以分析纯芦丁为标准,在260nm波长处检测黄芪粗提物、乙酸乙酯改良萃取法提取物和聚酰胺静态吸附法提取物的TFA含量。结果与结论:乙酸乙酯改良萃取法提取物中TFA含量高达71.7%,而聚酰胺静态吸附法提取物中TFA含量为28.3%。Objective：To obtain the best separation and purification method of the total flavonoids of astragalus（TFA）.Methods： The contents of TFA in astragalus crude extract and improved ethyl acetate extract as well as adsorptive process extract were quantified by ultraviolet spectrophotometer at 260nm,using analytical pure rutoside as a standard.Results and Conclusion： The TFA content was 71.7% in the improved ethyl acetate extract and was only 28.3% in the static polyamide adsorptive process extract.

关 键 词：黄芪总黄酮 分离纯化 乙酸乙酯 

分 类 号：R965.2[医药卫生—药理学]