反应详情

1.5 g (5.3 mmol) of ethyl 5-[4-(1-methylethyl)phenyl]piperidine-3-carboxylate were dissolved in 18 ml of dichloromethane, and 0.81 g (7.9 mmol) of triethylamine was added at 0° C. 1.43 g (10.5 mmol) of cyclopentanecarbonyl chloride were then added dropwise.