反应详情

5.2 g (28 mmol) of ethyl 6-aza-1-oxaspiro[2,5]octane-6-carboxylate are added dropwise to 30 ml of dimethylamine solution (40% in water) and the mixture is stirred overnight at room temperature. It is then concentrated and distilled.

1. concentrationIt is then concentrated
2. distillationdistilled