Betamethasone Impurity 50 CAS 1203841-45-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.1203841-45-5
Molecular FormulaC21H27FO4
Molecular Weight362.44 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Betamethasone Impurity 50 CAS 1203841-45-5 chemical structure

Description

Betamethasone Impurity 50 (CAS 1203841-45-5) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C21H27FO4. Molecular weight: 362.44 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.

Physical & Chemical Properties

Molecular FormulaC21H27FO4
Molecular Weight362.44 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity97%+
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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)8.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Halogen ContentF-containing

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