Ceftazidime Impurity 43 CAS 2647895-25-6

Purity ≥90%In StockPharmacopoeial Impurity Standards
CAS No.2647895-25-6
Molecular FormulaC17H16N4O4S3
Molecular Weight436.53 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ceftazidime Impurity 43 CAS 2647895-25-6 chemical structure

Description

Ceftazidime Impurity 43 (CAS 2647895-25-6) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C17H16N4O4S3. Molecular weight: 436.53 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC17H16N4O4S3
Molecular Weight436.53 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)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2002
Nitrogen Atoms4
Sulfur Atoms3

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