METHOD FOR EXTRACTING DEMETHOXYCURCUMIN FROM CURCUMA AROMATICA

摘要

PURPOSE: Provided is a method for extracting and purifying demethoxycurcumin from Curcuma aromatica which is a Chinese medicine material with a high efficiency. CONSTITUTION: The method for extracting demethoxycurcumin having angiogenesis inhibiting activity of the formula 1 from Curcuma aromatica comprises the step of heat treating Curcuma aromatica in methanol or ethanol extraction solvent at the temperature of 40 to 70 deg.C. In particular, the extraction solvent is methanol having a concentration of 60-100%, and the heat treating step is carried out for 1 to 10 hours.