Betamethasone Impurity 34(Mixture of Diastereomers) CAS 1249-19-0

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1249-19-0
Molecular FormulaC22H29FO5
Molecular Weight392.46 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Betamethasone Impurity 34(Mixture of Diastereomers) CAS 1249-19-0 chemical structure

Description

CATO supplies Betamethasone Impurity 34(Mixture of Diastereomers) (CAS 1249-19-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C22H29FO5. Molecular weight: 392.46 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC22H29FO5
Molecular Weight392.46 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor)
Purity>95%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
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.)1957
Halogen ContentF-containing

Related Betamethasone Standards

Recommended Standards

Why CATO?