CAS 874622-79-4 appears in our catalog under these names: 4-[(Methylamino)carbonyl]benzenesulfonyl chloride, 95%, 4-(Methylcarbamoyl)benzene-1-sulfonyl chloride, 4-(Methylcarbamoyl)benzene-1-sulfonyl chloride 95%, Benzenesulfonyl chloride, 4-[(methylamino)carbonyl]-, 95%, 95%, 4-(Methylcarbamoyl)benzene-1-sulfonyl chloride, 98%. Offered by: Combi-blocks, Biosynth, Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 5g, 1g, 10g, 100mg.