4-Methyl-N-[2-oxo-3-phenyl-2,3-dihydro-4(1H)-quinazolinyliden]benzenesulfonamide CAS 478043-96-8

Purity 97%+In StockPharmaceutical Standards
CAS No.478043-96-8
Molecular FormulaC21H17N3O3S
Molecular Weight391.44 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methyl-N-[2-oxo-3-phenyl-2,3-dihydro-4(1H)-quinazolinyliden]benzenesulfonamide CAS 478043-96-8 chemical structure

Description

High-purity 4-Methyl-N-[2-oxo-3-phenyl-2,3-dihydro-4(1H)-quinazolinyliden]benzenesulfonamide (CAS 478043-96-8) pharmaceutical standards reference standard. Molecular formula: C21H17N3O3S. Molecular weight: 391.44 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.

Physical & Chemical Properties

Molecular FormulaC21H17N3O3S
Molecular Weight391.44 g/mol
Purity97%+
StorageStore at 2-8°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)15.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Nitrogen Atoms3
Sulfur Atoms1

Recommended Standards

Why CATO?