Cefuroxime Sodium EP Impurity B CAS 39685-31-9

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.39685-31-9
Molecular FormulaC17H17N3O8S
Molecular Weight423.40 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Cefuroxime Sodium EP Impurity B CAS 39685-31-9 chemical structure

Description

High-purity Cefuroxime Sodium EP Impurity B (CAS 39685-31-9) pharmacopoeial impurity standards reference standard. Molecular formula: C17H17N3O8S. Molecular weight: 423.40 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC17H17N3O8S
Molecular Weight423.40 g/mol
Purity>90%
StorageStore in a cool place (≤25°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)11.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1968
Nitrogen Atoms3
Sulfur Atoms1

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