Parecoxib Impurity 8 CAS 181696-35-5

Purity >80%In StockPharmacopoeial Impurity Standards
CAS No.181696-35-5
Molecular FormulaC16H13NO4S
Molecular Weight315.34 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Parecoxib Impurity 8 CAS 181696-35-5 chemical structure

Description

Parecoxib Impurity 8 (CAS 181696-35-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H13NO4S. Molecular weight: 315.34 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC16H13NO4S
Molecular Weight315.34 g/mol
Purity>80%
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2008
Nitrogen Atoms1
Sulfur Atoms1

Related Parecoxib Standards

Recommended Standards

Why CATO?