反应详情

温度

110 °C

The product obtained in Item (1) in the amount of 4.1 g was dissolved in 100 ml of dimethylaminoformamide. The solution was added with anhydrous potassium carbonate 3.6 g and after heating upto 110° C. dropped with benzyl bromide 4.1 g during one hour to be stirred thereafter at a temperature of 140° C. for 4 hours. The reaction solution was taken into a large amount of water to precipitate crystal, which was dried to obtain the captioned product in the amount of 6.6 g.

1. customto precipitate crystal, which
2. customwas dried
3. customto obtain the captioned product in the amount of 6.6 g