18522-93-5 4-11-00-00050 (Beilstein Handbook Reference) 98-10-2 AI3-04492 BENZENESULFONAMIDE BRN 1100566 Benzenesulphonamide Benzolsulfonamide Benzosulfonamide EINECS 202-637-1 M and B 7973 NSC 5341