3',4',7-Trimethoxyquercetin 是一种多甲氧基黄酮，提取自黄芩，具有抗氧化作用。

3',4',7-Trimethoxyquercetin is a polymethoxyquercetin isolated from Scutellaria baicalensis with antioxidant activity.

6068-80-0

C36H31O14

687.62

3',4',7-三甲氧基槲皮素;3,5-Dihydroxy-7,3',4'-trimethoxyflavone;Quercetin 3′,4′,7-trimethyl ether;3',4',7-Trimethoxyquercetin

(< 1 mg/ml refers to the product slightly soluble or insoluble )
Powder: -20°C for 3 years
In solvent: -80°C for 2 years