CAS 168899-41-0 appears in our catalog under these names: 2-Methyl-3-[(methylsulfonyl)amino]benzoic acid, 95%, 2-Methyl-3-((methylsulfonyl)amino)benzoic acid, 95%, 2-Methyl-3-[(methylsulfonyl)amino]benzoic acid, 95%, 95%. Offered by: Combi-blocks, AmBeed, Chemat. Available pack sizes: 1g, 5g, 25g, 100mg, 250mg.