1821-40-5 4-12-00-01066 (Beilstein Handbook Reference) AI3-30018 BENZENESULFONAMIDE, N-ETHYL-4-METHYL-N-PHENYL- BRN 2219716 N-Ethyl-p-toluenesulfonanilide p-Toluenesulfonanilide, N-ethyl-