Plant Monomer Active Ingredien


Chinese name: Hupi Su

English name: Quercetin

Molecular formula: C27H30O16; molecular weight: 302.51; CAS No.: 117-39-5

Structural formula


Physical properties:

Appearance: yellow powder, and its dihydrate is yellow acicular crystal; melting point: 313~314ºC; solubility: soluble in hot ethanol (1:23) and cold ethanol (1:300), soluble in methanol, ethyl acetate, glacial acetic acid, pyridine, etc., insoluble in petroleum ether, benzene, ether and chloroform, almost insoluble in water.

Testing methods: UV, HPLC

Description: Quercetin is a flavonol compound which is widely distributed in the plant kingdom and has many biological activities. It can also be obtained from rutin acidolysis.


It can be used for medicine, biochemical reagent, inhibitor of mitochondrial adenosine triphosphatase, etc.

Packaging: 25kg fiber drums

Storage: In a dry and cool place.