Patent ID: 8008504

Claim:
A process for producing 5-(4-methyl-1H-imidazol-1-yl)-3-(trifluoromethyl)-benzenamine (I) comprising the steps of: a) nitrating, 2-bromo-5-fluoro-benzotrifluoride with potassium nitrate and sulphuric acid to prepare 2-bromo-5-fluoro-1-nitro-3-trifluoro-methyl-benzene (XVIII); b) reducing 2-bromo-5-fluoro-1-nitro-3-trifluoro-methyl-benzene by catalytic hydrogenation on palladium/charcoal to prepare 3-fluoro-5-trifluoromethyl-phenylamine; and c) reacting 3-fluoro-5-trifluoromethyl-phenylamine with the sodium salt of 4-methyl-imidazole to produce 5-(4-methyl-1H-imidazol-1-yl)-3-(trifluoromethyl)-benzenamine compound (I).