4''-trifluoromethyl-biphenyl-4-carboxylic acid methyl-[(S)-1-((R)-3-methylamino-pyrrolidine-1-carbonyl)-pyrrolidin-3-yl]-amide 、
聚合甲醛 在
sodium cyanoborohydride 作用下,
以
甲醇 为溶剂,
生成 N-[(3S)-1-[(3R)-3-(dimethylamino)pyrrolidine-1-carbonyl]pyrrolidin-3-yl]-N-methyl-4-[4-(trifluoromethyl)phenyl]benzamide