1907-65-9 AI3-50022 Benzenesulfonamide, N-butyl-4-methyl- EINECS 217-612-0 N-BUTYL-4-METHYLBENZENESULFONAMIDE N-Butyl-p-toluenesulfonamide N-Butyltoluene-4-sulphonamide N-Tosylbutylamine NSC 2180 p-Toluenesulfonamide, N-butyl- (8CI)