反应详情

500 g (2.82 mol) of ethyl N-(2,2-dimethoxyethyl)carbamate, 625 g of powdered potassium hydroxide and 10 g of triethylbenzylammonium chloride are initially introduced into 2.7 1 of toluene and 345 g (2.85 mol) of allyl bromide are added dropwise at room temperature. The mixture is stirred overnight at room temperature, the salts are filtered off with suction, and the filtrate is washed once with saturated sodium chloride solution, dried over potassium carbonate, concentrated and distilled.

1. additionare added dropwise at room temperature
2. filtrationthe salts are filtered off with suction
3. washthe filtrate is washed once with saturated sodium chloride solution
4. dry with materialdried over potassium carbonate
5. concentrationconcentrated
6. distillationdistilled