Quercetin is a pentahydroxyflavone having the five hydroxy groups placed at the 3-, 3'-, 4'-, 5- and 7-positions. It is one of the most abundant flavonoids in edible vegetables, fruit and wine. It has a role as an antibacterial agent, an antioxidant, a protein kinase inhibitor, an antineoplastic agent, an EC 1.10.99.2

It can be used as a kind of antioxidant which is mainly used for oil, drinks, cold drinks, meat processing products. It has good effects of expectorant, anti-cough, anti-asthma and can be used for treating chronic bronchitis as well as for adjuvant therapy of coronary heart disease and high blood pressure. It can also be used as analytical standards.

Brand: Soarwin

CAS No.: 117-39-5

Molecular Formula:C15H10O7

EC Number: 204-187-1

Density: 1.3616 (rough estimate)

Boiling point: 363.28°C (rough estimate)

Melting point: 316.5 °C