Sulfasalazine Impurity 19 CAS 2033064-46-7

Purity ≥95%In StockPharmacopoeial Impurity Standards
CAS No.2033064-46-7
Molecular FormulaC22H19N5O4S2
Molecular Weight481.55 g/mol
CategoryPharmacopoeial Impurity Standards / EP Impurities
AvailabilityIn Stock

Chemical Structure

Sulfasalazine Impurity 19 CAS 2033064-46-7 chemical structure

Description

Sulfasalazine Impurity 19 (CAS 2033064-46-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C22H19N5O4S2. Molecular weight: 481.55 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC22H19N5O4S2
Molecular Weight481.55 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)16.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1996
Nitrogen Atoms5
Sulfur Atoms2

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