N,N'-(4,5-Difluoro-1,2-phenylene)bis(4-methylbenzenesulfonamide) CAS 335334-08-2

Purity 97%+In StockPharmaceutical Standards
CAS No.335334-08-2
Molecular FormulaC20H18F2N2O4S2
Molecular Weight452.49 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

N,N'-(4,5-Difluoro-1,2-phenylene)bis(4-methylbenzenesulfonamide) CAS 335334-08-2 chemical structure

Description

CATO supplies N,N'-(4,5-Difluoro-1,2-phenylene)bis(4-methylbenzenesulfonamide) (CAS 335334-08-2), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C20H18F2N2O4S2. Molecular weight: 452.49 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC20H18F2N2O4S2
Molecular Weight452.49 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; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)12.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentF-containing
Nitrogen Atoms2
Sulfur Atoms2

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