反应详情

A mixture of 3-ethoxy-2-methyl-2-propenal, (E)-- and (Z)-- (4.0 g, 35 mmol), 1,1-dimethylhydrazine (2.73 g, 46 mmol) and acetic acid (0.04 g, 0.7 mmol) in diethyl ether is refluxed for one hour, cooled, washed sequentially with water and brine, dried over anhydrous magnesium sulfate, and concentrated in vacuo to give the title product as a yellow oil.

1. temperatureis refluxed for one hour
2. temperaturecooled
3. washwashed sequentially with water and brine
4. dry with materialdried over anhydrous magnesium sulfate
5. concentrationconcentrated in vacuo