2'-(benzyloxy)-2-[4-(tert-butoxycarbonyl)piperazin-1-yl]-4'-fluoroacetophenone 以
N,N-二甲基甲酰胺二甲基缩醛 为溶剂,
反应 0.25h,
以to give crude 4-[1-(2-benzyloxy-4-fluoro-benzoyl)-2-dimethylamino-vinyl]-piperazine-1-carboxylic acid tert-butyl ester的产率得到4-[1-(2-benzyloxy4-fluoro-benzoyl)-2-dimethylamino-vinyl]-piperazine-1-carboxylic acid tert-butyl ester