68227-23-6 80-39-7 Benzenesulfonamide, N-ethyl-4-methyl-, potassium salt EINECS 269-337-0 N-Ethyl-p-tolylsulfonamide, potassium salt N-Ethyl-p-tolysulfonamide, potassium salt Potassium N-ethyl-p-toluenesulphonamidate