(7S)-Cefamandole Impurity 18 CAS 1146611-43-9

Purity >90%In StockPharmacopoeial Impurity Standards
CAS No.1146611-43-9
Molecular FormulaC18H18N6O5S2
Molecular Weight462.50 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

(7S)-Cefamandole Impurity 18 CAS 1146611-43-9 chemical structure

Description

CATO supplies (7S)-Cefamandole Impurity 18 (CAS 1146611-43-9), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C18H18N6O5S2. Molecular weight: 462.50 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC18H18N6O5S2
Molecular Weight462.50 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)13.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1989
Nitrogen Atoms6
Sulfur Atoms2

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