CAS 223555-81-5 appears in our catalog under these names: N-Thiomorpholinyl 4-bromobenzenesulfonamide, 97%, 4-Bromo-N-thiomorpholinobenzenesulfonamide, 97%, 4-((4-Bromophenyl)sulfonyl)thiomorpholine 97%, N-Thiomorpholinyl 4-bromobenzenesulfonamide, 97%, 97%. Offered by: Combi-blocks, Chemat Brand, Ambeed, Chemat. Available pack sizes: 1g, 25g, 5g, on request.