Parecoxib Impurity 48 CAS 198470-92-7

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.198470-92-7
Molecular FormulaC20H19N2O4S Na
Molecular WeightN/A
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Parecoxib Impurity 48 CAS 198470-92-7 chemical structure

Description

CATO supplies Parecoxib Impurity 48 (CAS 198470-92-7), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H19N2O4S Na. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H19N2O4S Na
Molecular Weight406.43 g/mol
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
Degree of Unsaturation (DBE)12.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2013
Nitrogen Atoms2
Sulfur Atoms1

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