反応 #1797508

反応方程式

3,4-dimethylphenylhydrazine hydrochloride

ethyl acetoacetate

sodium acetate

→

1-(3,4-Dimethylphenyl)-3-methyl-3-pyrazolin-5-one

溶媒

acetic acid

反応条件

後処理

1. 1
   温度heated
2. 2
   温度under reflux for 24 h.

実験手順

A solution of 3,4-dimethylphenylhydrazine hydrochloride (17.7 g; 0.1 mol.), ethyl acetoacetate (13.0 g; 0.1 mol.) and sodium acetate (8.2 g; 0.1 mol.) in glacial acetic acid; (250 mL) was stirred and heated under reflux for 24 h.

出典