Beclomethasone-Δ17,20 21-Aldehyde(E/Z Mixture) CAS 1174035-77-8&1174035-80-3

Purity >95%In StockPharmaceutical Standards
CAS No.1174035-77-8&1174035-80-3
Molecular FormulaC22H27ClO4
Molecular Weight390.90 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Beclomethasone-Δ17,20 21-Aldehyde(E/Z Mixture) CAS 1174035-77-8&1174035-80-3 chemical structure

Description

Beclomethasone-Δ17,20 21-Aldehyde(E/Z Mixture) (CAS 1174035-77-8&1174035-80-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C22H27ClO4. Molecular weight: 390.90 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC22H27ClO4
Molecular Weight390.90 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 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
Halogen ContentCl-containing

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