1-Ethyl-2-methyl-1H-benzimidazol-5-amine dihydrochloride 1H-Benzimidazol-5-amine, 1-ethyl-2-methyl-, dihydrochloride (9CI) 5-Amino-1-ethyl-2-methylbenzimidazole dihydrochloride 73688-69-4 BENZIMIDAZOLE, 5-AMINO-1-ETHYL-2-METHYL-, DIHYDROCHLORIDE EINECS 277-568-3 NSC 93773