CAS 1199773-49-3 appears in our catalog under these names: Methyl 1-tert-butyl-1H-benzo[d]imidazole-6-carboxylate, 97%, Methyl 1-(tert-butyl)-1H-benzo(d)imidazole-6-carboxylate, 95+%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 25g, 5g, 1g.