反应详情

A solution of 97 g 2,2,6,6-tetramethyl-4-piperidone and 67 g of acetone cyanohydrin were stirred at room temperature for 30 hours to precipitate the desired cyanohydrin. The precipitate was collected, washed with petroleum ether and air dried to yield 70 g (61.4%); mp 129°-132° C.

1. customto precipitate the desired cyanohydrin
2. customThe precipitate was collected
3. washwashed with petroleum ether and air
4. customdried
5. customto yield 70 g (61.4%)