1,4,5-Trimethyl-2-nitroimidazole 1H-Imidazole, 2-nitro-1,4,5-trimethyl- 2-Nitro-1,4,5-trimethyl-1H-imidazole 5-23-05-00181 (Beilstein Handbook Reference) 6200-65-3 BRN 0513053