CAS 3240-35-5 appears in our catalog under these names: 4–Formylbenzenesulfonamide, 4-Formylbenzenesulfonamide 95%, 4-Formylbenzenesulfonamide, 95%, 95%, p-Sulfamoylbenzaldehyde (Standard), 4-Formylbenzenesulfonamide, 95%. Offered by: GLPBio, Ambeed, Chemat, MedChemExpress, Fluorochem. Available pack sizes: 100mg, 50mg, 250mg, 1g, 5g, Get quote.