Cefalexin EP Impurity B Sodium Salt CAS 56871-82-0

Purity 97%+In StockPharmaceutical Standards
CAS No.56871-82-0
Molecular FormulaC8H9N2O3S Na
Molecular WeightN/A
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

Cefalexin EP Impurity B Sodium Salt CAS 56871-82-0 chemical structure

Description

High-purity Cefalexin EP Impurity B Sodium Salt (CAS 56871-82-0) pharmaceutical standards reference standard. Molecular formula: C8H9N2O3S Na. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC8H9N2O3S Na
Molecular Weight236.22 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep sealed and dry
Solubility (reference)Soluble in methanol, ethanol, DMSO
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)5.5
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1973
Nitrogen Atoms2
Sulfur Atoms1

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