Celecoxib Impurity 27 CAS 343853-74-7

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.343853-74-7
Molecular FormulaC6H7N3O3S
Molecular Weight201.20 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Celecoxib Impurity 27 CAS 343853-74-7 chemical structure

Description

Celecoxib Impurity 27 (CAS 343853-74-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H7N3O3S. Molecular weight: 201.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC6H7N3O3S
Molecular Weight201.20 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

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