Dydrogesterone Impurity 20 CAS 74496-90-5

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.74496-90-5
Molecular FormulaC25H37BrO4
Molecular Weight481.46 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Dydrogesterone Impurity 20 CAS 74496-90-5 chemical structure

Description

High-purity Dydrogesterone Impurity 20 (CAS 74496-90-5) pharmacopoeial impurity standards reference standard. Molecular formula: C25H37BrO4. Molecular weight: 481.46 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC25H37BrO4
Molecular Weight481.46 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor)
Purity97%+
StorageStore at room temperature, 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)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1978
Halogen ContentBr-containing

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