1-(2-cyano-6-fluoro-phenyl)-3-methyl-1H-pyrazole-4-carboxylic acid ethyl ester 、
吡唑 、
乙二胺 、
tetraphosphorus decasulfide 反应 0.5h,
以to yield 2.11 g of ethyl 1-[2-fluoro-6-(1-methyl-4,5-dihydroimidazol-2-yl)phenyl]-3-methyl-pyrazole-4-carboxylate (的产率得到ethyl 1-[2-fluoro-6-(1-methyl-4,5-dihydroimidazol-2-yl)phenyl]-3-methyl-pyrazole-4-carboxylate