methyl 2-(4-ethoxy-3-((4-fluorophenyl)amino)-4-oxobutan-2-ylidene)hydrazinecarboxylate 、
potassium thioacyanate 以
盐酸 为溶剂,
反应 2.0h,
以to afford ethyl 1-(4-fluorophenyl)-2-mercapto-4-methyl-1H-imidazole-5-carboxylate (57)的产率得到ethyl 1-(4-fluorophenyl)-2-mercapto-4-methyl-1H-imidazole-5-carboxylate