Roflumilast Impurity 4 CAS 162401-30-1

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.162401-30-1
Molecular FormulaC14H8Cl2F4N2O3
Molecular Weight399.12 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Roflumilast Impurity 4 CAS 162401-30-1 chemical structure

Description

High-purity Roflumilast Impurity 4 (CAS 162401-30-1) pharmacopoeial impurity standards reference standard. Molecular formula: C14H8Cl2F4N2O3. Molecular weight: 399.12 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC14H8Cl2F4N2O3
Molecular Weight399.12 g/mol
AppearancePale yellow to yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Halogen ContentF/Cl-containing
Nitrogen Atoms2

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