N 4025 (OTTO) 2-Nitroimidazole, 98% Cas 527-73-1- used in the synthesis of tert-butyl 2-(2-nitro-1H-imidazol-1-yl)ethylcarbamate.N 4025 (OTTO) 2-Nitroimidazole, 98% Cas 527-73-1- used in the synthesis of 1-(2-(tert-butyl dimethylsilyl oxy)ethyl)-2-nitro-1H-imidazole