5,7-Dimethoxyflavone CAS 21392-57-4

Purity >95%In StockPharmaceutical Standards
CAS No.21392-57-4
Molecular FormulaC17H14O4
Molecular Weight282.29 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

5,7-Dimethoxyflavone CAS 21392-57-4 chemical structure

Description

High-purity 5,7-Dimethoxyflavone (CAS 21392-57-4) pharmaceutical standards reference standard. Molecular formula: C17H14O4. Molecular weight: 282.29 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC17H14O4
Molecular Weight282.29 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in chloroform, dichloromethane, ethyl acetate, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1963

Related Dimethoxyflavone Standards

Recommended Standards

Why CATO?