Roflumilast Impurity 53 CAS 2204417-23-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.2204417-23-0
Molecular FormulaC17H14Cl2F2N2O3
Molecular Weight403.21 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Roflumilast Impurity 53 CAS 2204417-23-0 chemical structure

Description

CATO supplies Roflumilast Impurity 53 (CAS 2204417-23-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H14Cl2F2N2O3. Molecular weight: 403.21 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC17H14Cl2F2N2O3
Molecular Weight403.21 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1998
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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