反应详情

12.16 g of piperidine hydrochloride and 18.9 g of 1-benzylpiperid-4-one are dissolved in 50 ml of an MeOH/H20 mixture (50/50; v/v). 5.3 g of NaCN dissolved in 20 ml of water are added dropwise. After stirring for 48 hours, the precipitate formed is filtered, rinsed with water and dried to give 27 g of the expected product.

1. additionare added dropwise
2. customthe precipitate formed
3. filtrationis filtered
4. washrinsed with water
5. customdried