Parecoxib Impurity 14 CAS 1709956-89-7

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.1709956-89-7
Molecular FormulaC19H18N2O4S
Molecular Weight370.42 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Parecoxib Impurity 14 CAS 1709956-89-7 chemical structure

Description

CATO supplies Parecoxib Impurity 14 (CAS 1709956-89-7), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C19H18N2O4S. Molecular weight: 370.42 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC19H18N2O4S
Molecular Weight370.42 g/mol
Purity>95%
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
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1994
Nitrogen Atoms2
Sulfur Atoms1

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