反应详情

Following the procedure of Example 1, each of 3-chloro-4-aminobenzotrifluoride and 3-fluoro-4-aminobenzotrifluoride is reacted with hydrogen cyanide and isobutyraldehyde, in a neat, initially water-free system, to give the respective nitrile, 2-(2-chloro-4-trifluoro-methylphenylamino)-3-methylbutyronitrile and 2-(2-fluoro-4-trifluoromethylphenylamino)-3-methylbutyronitrile.