Carfilzomib Impurity 44 CAS 254888-42-1

Purity >95%In StockPharmacopoeial Impurity Standards
CAS No.254888-42-1
Molecular FormulaC36H50N4O6
Molecular Weight634.81 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Carfilzomib Impurity 44 CAS 254888-42-1 chemical structure

Description

CATO supplies Carfilzomib Impurity 44 (CAS 254888-42-1), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C36H50N4O6. Molecular weight: 634.81 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC36H50N4O6
Molecular Weight634.81 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.)2025
Nitrogen Atoms4

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