Cefmenoxime Impurity 3 CAS 126747-52-2

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.126747-52-2
Molecular FormulaC16H17N9O5S3
Molecular Weight511.56 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Cefmenoxime Impurity 3 CAS 126747-52-2 chemical structure

Description

Cefmenoxime Impurity 3 (CAS 126747-52-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C16H17N9O5S3. Molecular weight: 511.56 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC16H17N9O5S3
Molecular Weight511.56 g/mol
Purity97%+
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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1993
Nitrogen Atoms9
Sulfur Atoms3

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