Chinese name: Gegensu

English name: Puerarin

Molecular formula: C21H20O9; molecular weight: 416.37; CAS No.: 3681-99-0

Structural formula

Physical properties:

Appearance: white to yellowish crystalline powder; melting point: 187-189ºC; solubility: soluble in methanol, sparingly soluble in ethanol, slightly soluble in water, insoluble in trichloromethane and ether.

Testing method: HPLC

Description: Puerarin is an isoflavone derivative with the effect of dilating coronary arteries, which is extracted from radix puerariae and exists in the roots of Leguminosae pueraria lobota and wild pueraria lobata.