Process for extracting icariin from epimedium


Application Number: 00110647
Application Date: 2000.07.12
Publication Number: 1283627
Publication Date: 2001.02.14
Priority Information:
International: A61K35/78;C07G3/00;C07H15/00
Applicant(s) Name: Xu Suixu
Address:
Inventor(s) Name: Xu Suixu
Patent Agency Code: 21207
Patent Agent: zheng meng
Abstract A process for extracting icariin from epimedium includes immersing the epimedium plant over ground in water, decocting, filtering to obtain decoction, vacuum can centrating, adsorption with macroreticular resin, eluting with alcohol, adding medicinal activated carbon, heating, reflux decolouring, recovering alcohol from filtrate, and spray or vacuum drying. Its advantages include no residual organic solvent and no environmental pollution.