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 Formula
C20H19N2O4S Na
Molecular Weight
406.43 g/mol
Purity
97%+
Storage
Store in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)
Soluble in DMSO, DMF, methanol
Stability
May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening