反应详情

A mixture of 1.8 g of ethyl 1-(4-pyridyl)-piperidine-3-carboxylate, 50 ml of dioxane and 20 ml of 1 M hydrochloric acid was heated under reflux for 5 hours. The solvent was evaporated, and the residue was washed with ethyl acetate to obtain the title compound.

1. temperaturewas heated
2. temperatureunder reflux for 5 hours
3. customThe solvent was evaporated
4. washthe residue was washed with ethyl acetate