Febuxostat Impurity 15 CAS 1271738-74-9

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.1271738-74-9
Molecular FormulaC18H22N2O4S
Molecular Weight362.44 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Febuxostat Impurity 15 CAS 1271738-74-9 chemical structure

Description

Febuxostat Impurity 15 (CAS 1271738-74-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H22N2O4S. Molecular weight: 362.44 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H22N2O4S
Molecular Weight362.44 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)9.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1990
Nitrogen Atoms2
Sulfur Atoms1

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