反应详情

To a solution of 2-chloro-1-[4-(4-fluoro-benzyl)-(2R)-2-methyl-piperazin-1-yl]-ethanone (0.40 g, 1.4 mmol) in 2-butanone (14 mL) was added 4-chloro-2-nitro-phenol (0.25 g, 1.4 mmol), potassium carbonate (0.39 g, 2.8 mmol) and potassium iodide (233 mg, 1.4 mmol). The reaction was refluxed overnight, cooled and concentrated in vacuo. Chromatography on silica gel gave the title compound (0.56 g).

1. temperatureThe reaction was refluxed overnight
2. temperaturecooled
3. concentrationconcentrated in vacuo