2-[4-methylamino-3-(4-cyanophenylaminomethylcarbonylamino)-phenyl]-2-tert.butyloxycarbonylamino-1-(pyrrolidin-1-yl)-propanone 以
溶剂黄146 为溶剂,
以60%的产率得到2-(4-cyanophenylaminomethyl)-1-methyl-5-[1-(N-tert.butyloxycarbonylamino)-1-(pyrrolidin-1-yl-carbonyl)-ethyl]-benzimidazole