Diclofenac Methyl Ester (Aceclofenac EP Impurity B) CAS 15307-78-5

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.15307-78-5
Molecular FormulaC15H13Cl2NO2
Molecular Weight310.18 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Diclofenac Methyl Ester (Aceclofenac EP Impurity B) CAS 15307-78-5 chemical structure

Description

Diclofenac Methyl Ester (Aceclofenac EP Impurity B) (CAS 15307-78-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C15H13Cl2NO2. Molecular weight: 310.18 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC15H13Cl2NO2
Molecular Weight310.18 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity>95%
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1961
Halogen ContentCl-containing
Nitrogen Atoms1

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