反应详情

A mixture of 43.19 g of 1,4-dibromobutane, 13.2 g of malononitrile, 55.3 g of potassium carbonate and 1 liter of acetonitrile was refluxed for 42 hours, filtered while hot and evaporated to dryness giving a dark oil. This oil was vacuum distilled, giving 12.8 g 1,1-cyclopentanedicarbonitrile.

1. temperaturewas refluxed for 42 hours
2. filtrationfiltered while hot and
3. customevaporated to dryness
4. customgiving a dark oil
5. distillationdistilled