Sulfasalazine Impurity 21 CAS 2033064-44-5

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.2033064-44-5
Molecular FormulaC24H19N5O7S2
Molecular Weight553.57 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Sulfasalazine Impurity 21 CAS 2033064-44-5 chemical structure

Description

CATO supplies Sulfasalazine Impurity 21 (CAS 2033064-44-5), a pharmacopoeial impurity standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C24H19N5O7S2. Molecular weight: 553.57 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC24H19N5O7S2
Molecular Weight553.57 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)18.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms5
Sulfur Atoms2

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