1H-Benzimidazole, 2-(1,1-dimethylethyl)- (9CI) 2-tert-Butylbenzimidazole 24425-13-6 5-23-07-00017 (Beilstein Handbook Reference) BENZIMIDAZOLE, 2-tert-BUTYL- BRN 0133137 NSC 34830