Ketoprofen Impurity 56 CAS 157740-17-5

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.157740-17-5
Molecular FormulaC30H30O2
Molecular Weight422.56 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ketoprofen Impurity 56 CAS 157740-17-5 chemical structure

Description

CATO supplies Ketoprofen Impurity 56 (CAS 157740-17-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C30H30O2. Molecular weight: 422.56 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC30H30O2
Molecular Weight422.56 g/mol
AppearancePale yellow to yellow crystalline powder
Purity>95%
StorageStore at room temperature, 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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002

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