Roflumilast impurity 19 CAS 151103-08-1

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.151103-08-1
Molecular FormulaC8H6F2O3
Molecular Weight188.13 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Roflumilast impurity 19 CAS 151103-08-1 chemical structure

Description

CATO supplies Roflumilast impurity 19 (CAS 151103-08-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C8H6F2O3. Molecular weight: 188.13 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC8H6F2O3
Molecular Weight188.13 g/mol
AppearanceOff-white to pale yellow crystalline powder. (slight halide-like odor, low volatility)
Purity97%+
StorageStore at 2-8°C, keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2000
Halogen ContentF-containing

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