CAS 55489-15-1 appears in our catalog under these names: 5-Ethoxy-2-mercaptobenzimidazole, 5-Ethoxy-1H-benzo[d]imidazole-2-thiol 97%, 5-Ethoxy-1H-benzo[d]imidazole-2-thiol, 95%. Offered by: Biosynth, Ambeed, Fluorochem. Available pack sizes: 10g, 5g, 25g, 100g, 1g.