反应详情

To a solution of 3-isopropylphenyl methylcarbamate (3.9 g, 0.02 mol) in 20 ml dry tetrahydrofuran, was added pyridine (1.9 g, 0.024 mol) followed by thionyl chloride (2.5 g, 0.021 mol). The mixture was stirred at room temperature for 5 hours. Pyridine (1.9 g, 0.024 mol) was added and followed by N-ethylmethanesulfonamide (2.7 g, 0.022 mol) and stirring of the reaction mixture was continued for an additional 10 hours.

1. stirringstirring of the reaction mixture
2. waitwas continued for an additional 10 hours