荞麦茎叶中总黄酮的提取工艺研究  

Studyor Extraction Technology of Total Flavonoids from Stems and Leaves of Buckwheat

作　　者：杨玉霞[1] 蒋召雪[2] 王安虎[2] 安金玲[1] 胡平[1] 夏燕莉[1] 

机构地区：[1]四川省中医药科学院,四川成都610041 [2]西昌学院,四川西昌615013

出　　处：《安徽农业科学》2011年第16期9587-9587,9589,共2页Journal of Anhui Agricultural Sciences

基　　金：四川省教育厅青年基金项目(2006B019)

摘　　要：[目的]研究甜荞和苦荞茎叶中总黄酮的提取工艺。[方法]以总黄酮得率为指标,通过正交试验优选出最佳提取条件。[结果]最佳提取工艺以75%乙醇为溶剂,1∶25的料液比在65℃振荡提取2 h。在该优化条件下,甜荞、苦荞茎叶中总黄酮得率分别为5.65%、6.54%。[结论]该方法简单、快捷,便于推广和普及,是提取荞麦茎叶中总黄酮的有效方法。[Objective] To study the extraction technology of total flavonoids from the stems and leaves of Fagopyrum esculentum Moench and Fagopyrun tatarilly.[Method] With the yield of total flavonoids as the index,the best extraction technology was optimized by orthogonal test.[Result] Under the conditions of 75% ethanol as the solvent,1∶25 material-liquid ratio and vibration in 65 ℃ for 2 h,the yield of total flavonoids from the stems and leaves of Fagopyrum esculentum Moench and Fagopyrum tataricum were 5.65% and 6.54% respectively.[Conclusion] The method was simple,rapid and easy to popularize,which was the effective method for extracting total flavonoids from the stems and leaves of buckwheat.

关 键 词：甜荞 苦荞 总黄酮 正交设计 提取工艺 

分 类 号：S517[农业科学—作物学]