反应详情

温度

20 °C

With stirring, 3.0 g of 2-phenylazirine are added dropwise to a solution of 5.6 g of dibenzoylmethane, 10 ml of acetone and 0.1 g of nickel acetylacetonate at 50° C. The mixture is then heated at reflux for 30 minutes, cooled to 20° C., and 25 ml of water are added. The precipitated crystals are filtered with suction, washed with water, and dried to constant weight.

1. temperatureThe mixture is then heated
2. temperatureat reflux for 30 minutes
3. filtrationThe precipitated crystals are filtered with suction
4. washwashed with water
5. customdried to constant weight