反应详情

温度

50 °C

In 20 ml acetic acid is dissolved 1.0 g of 1-(4-pyridyl)-1,3-diketo-2-oximinopentane with heat (50° C.). The solution is acidified with dry hydrogen chloride and 1.0 g of zinc dust is slowly added. The mixture is stirred for one hour and cooled. Dry ether is added to the mixture and the title compound precipitates from the solution as a crude solid. This may be used in subsequent steps without purification.

1. additionis slowly added
2. temperaturecooled
3. customthe title compound precipitates from the solution as a crude solid
4. customThis may be used in subsequent steps without purification