CAS 72721-02-9 appears in our catalog under these names: 5,6-Dimethoxy-1H-benzo[d]imidazole 98%, 5,6-Dimethoxy-1H-benzo[d]imidazole, 97%, 97%, 5,6-Dimethoxybenzimidazole, 97%. Offered by: Ambeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 5g, 25g, 100mg.