反应详情

To a stirred suspension of 4-(2-bromo-ethoxy)-phenol (600 mg, 2.77 mmol) and ethyl isonipecotate (470 μL, 3.06 mmol) in CH3CN (12 mL) was added Et3N (768 μL, 5.54 mmol). The resultant mixture was stirred at rt overnight and then concentrated to afford the title compound, which was used immediately in the next step. MS (ESI): mass calcd. for C16H23NO4, 293.16; m/z found, 294.1 [M+H]+.

1. concentrationconcentrated