反应详情

From the reaction of 4-methoxybenzylhydrazine and ethylbutyrylacetate, 2,4-dihydro-2-(4-methoxybenzyl)-5-propyl-3H-pyrazol-3-one is obtained. Subsequent reaction with 2-ethylaniline yields 4-(2-ethylanilinomethylene)-2,4-dihydro-2-(4-methoxybenzyl)-5-propyl-3H-pyrazol-3-one, oil