Febuxostat Impurity 28 CAS 161798-02-3

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.161798-02-3
Molecular FormulaC14H12N2O3S
Molecular Weight288.32 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Febuxostat Impurity 28 CAS 161798-02-3 chemical structure

Description

Febuxostat Impurity 28 (CAS 161798-02-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H12N2O3S. Molecular weight: 288.32 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC14H12N2O3S
Molecular Weight288.32 g/mol
Purity97%+
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)10.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2003
Nitrogen Atoms2
Sulfur Atoms1

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