CAS 23530-40-7 appears in our catalog under these names: N–Methyl–2–nitrobenzenesulfonamide, N-Methyl-2-nitrobenzenesulfonamide, N-Methyl-2-nitrobenzenesulfonamide 97%, N-Methyl-2-nitrobenzenesulfonamide, 97%, 97%, N-METHYL-2-NITROBENZENESULFONAMIDE, 95%. Offered by: GLPBio, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 10g, 1g, 5g, 2,5g, 0,25g, 250mg, 25g, 100g.