16993-47-8 2-Phenylethanesulfonamide 4-11-00-00499 (Beilstein Handbook Reference) BRN 2831335 Benzeneethanesulfonamide (9CI) Ethanesulfonamide, 2-phenyl- beta-Phenylaethylsulfonamid [German] beta-Phenylethanesulfonamide