反应详情

Combine tert-butyl 4-(4-ethyl-1-(2-(tetrahydro-2H-pyran-2-yloxy)ethyl)-1H-imidazol-2-yl)piperidine-1-carboxylate (4.70 g, 11.53 mmol), dichloromethane (100 mL), and methanol (50 mL). Add hydrogen chloride (20 mL) (4 M in dioxane) slowly. Stir overnight under nitrogen. Concentrate in vacuo to give the title compound (3.40 g, 100%). MS (ES) m/z=224 [M]+.

1. concentrationConcentrate in vacuo