反应详情

A 1.48 g. portion of 1-tert.-butyl-3-methyl-2-thiourea in 75 ml. of acetone is treated with a clarified solution of 2.89 g. of 3-bromo-1,1-diphenyl-2-propanone in 75 ml. of acetone. The mixture is stirred at room temperature for 17 hours. The solid is collected by filtration, washed with acetone and dried at 60° C. in vacuo, giving 2.8 g. of the desired product, m.p. 170°-172° C. (dec.).

1. filtrationThe solid is collected by filtration
2. washwashed with acetone
3. customdried at 60° C. in vacuo
4. customgiving 2.8 g