反应详情

From the reaction of 3-hydrazinobenzonitrile and ethylacetoacetate, 3-(4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzonitrile is obtained. Subsequent reaction with 2-ethylaniline yields 3-(4-(2-ethylanilinomethylene)-4,5-dihydro-3-methyl-5-oxo-1H-pyrazol-1-yl)-benzonitrile, Mp 210.8° C.