Ceftriaxone EP Impurity A CAS 92143-31-2

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.92143-31-2
Molecular FormulaC18H18N8O7S3
Molecular Weight554.58 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Ceftriaxone EP Impurity A CAS 92143-31-2 chemical structure

Description

Ceftriaxone EP Impurity A (CAS 92143-31-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H18N8O7S3. Molecular weight: 554.58 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC18H18N8O7S3
Molecular Weight554.58 g/mol
Purity>95%
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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1983
Nitrogen Atoms8
Sulfur Atoms3

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