Naproxen Impurity 40 CAS 36815-04-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.36815-04-0
Molecular FormulaC13H12O2
Molecular Weight200.23 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Naproxen Impurity 40 CAS 36815-04-0 chemical structure

Description

High-purity Naproxen Impurity 40 (CAS 36815-04-0) pharmacopoeial impurity standards reference standard. Molecular formula: C13H12O2. Molecular weight: 200.23 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC13H12O2
Molecular Weight200.23 g/mol
AppearancePale yellow to yellow crystalline powder
Purity97%+
StorageStore at 2-8°C, protect from light
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)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1967

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