Faropenem Impurity 91 CAS 327071-83-0

Purity 97%+In StockPharmacopoeial Impurity Standards
CAS No.327071-83-0
Molecular FormulaC28H34N4O9S
Molecular Weight602.66 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Faropenem Impurity 91 CAS 327071-83-0 chemical structure

Description

CATO supplies Faropenem Impurity 91 (CAS 327071-83-0), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C28H34N4O9S. Molecular weight: 602.66 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC28H34N4O9S
Molecular Weight602.66 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)14.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms4
Sulfur Atoms1

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