反应详情

To a solution of tert-butyl 4-{[(3,4-dichlorophenyl)amino]carbonyl}piperidine-1-carboxylate (3.0 g) in dichloromethane (15 mL) was added 4M HCl in dioxane (15 mL). The mixture was stirred at room temperature for 1 hour and then filtered to give the title compound as a white solid (2.2 g, 100%).

1. filtrationfiltered