反应详情

A mixture of 5.20 gm (0.0335 mole) of 4-acetyl-3-chloropyridine, 3.43 gm (0.0336 mole) of butyric acid hydrazide and 100 ml of ethanol was refluxed 18 hr. The mixture was chilled in the freezer. The solid which separated was collected to give 2.01 gm (25%) of white solid having a melting point of 103.8° C.

1. temperaturewas refluxed 18 hr
2. temperatureThe mixture was chilled in the freezer
3. customThe solid which separated
4. customwas collected