反应详情

Boil 30.0 g of 2,2-diethoxy-1-methylpyrrolidine, 25 g of 4-methoxybenzylcyanide and 150 ml of benzene under reflux for 4 hours. Concentrate the refluxed reaction product and distil the residue twice under a vacuum to obtain 30.6 g (79% of theory) of the title compound (b.p. 158° at 0.005 mm of Hg).

1. concentrationConcentrate
2. customthe refluxed reaction product
3. customdistil the residue twice under a vacuum