反应详情

The process disclosed herein comprises reaction of 2-(2-aminoanilino)-5-methylthiophene-3-carbonitrile [10] with N-methylpiperazine in conjunction with N-methyl piperazine acid salt to give Olanzapine. The reaction is carried out at 90-138° C., preferably at 110-125° C. in 6-12 hours.