反应详情

A solution of 4N HCl in dioxane (5 mL, 20.0 mmol) was added to a solution of tert-butyl 4-[(cyclopropylmethoxy)methyl]piperidine-1-carboxylate (Intermediate 199, 0.75 g, 2.77 mmol) in dioxane (3 mL) at room temperature. The reaction mixture was stirred at room temperature for 3 h before being evaporated to dryness to provide the title compound as a pale pink sticky solid (0.7 g, 125%). Method B HPLC-MS: MH+ (free-based) requires m/z=170 Found: m/z=170, Rt=0.87 min.

1. custombefore being evaporated to dryness