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Sophora Japonica Extract Quercetin 98%
May 18, 2016

Product Name】:quercetin 

Another  Name】:MeletinSophretin 

Chemical Name: 4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-3,5,7-trihydroxy-Flavone

The molecular formula】: C15H10O7

The molecular weight】:302.23

Physical and chemical propertiesYellow needle crystalquercetin is a kind of flavonoid compundsmore in the form of glycosidesthe acid hydrolysis can be quercetin

Mp313~314℃

UVλmax258nm, 375nm(EtOH)

Purity98%

Quercetin existed in the flowers of many plants, leaves, fruits, exists more in the form of glycosides,such as rutin (rutin), quercitrin, hyperin plants content is higher.

 

This product has a good effect of expectorant, cough, and anti athmatic effect. Mouse oral LD50 was 160mg/kg.

[use one] antioxidant. Mainly used in oil, beverages, cold drinks, meat processing products.

[use two] a natural dye. Can be used as a medium dye. For wool and cotton, aluminum salt yellow, with chrome olive yellow, with tin salt iron salt was orange, olive green. Washing with soap is very good, fast medium.

 

 

 

 

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