反应详情

To a solution of (4-oxo-4-phenylbutyl)-carbamic acid tert-butyl ester (3.2 g, 12.2 mmol) and 2,5-difluorobenzoic acid hydrazide (2.1 g, 12 mmol) in EtOH (40 mL) was added HOAc (0.5 mL). The reaction was then heated to reflux and stirred for 3 days. The reaction mixture was then cooled to room temperature and concentrated to give desired product (5.1 g).

1. temperatureThe reaction was then heated
2. temperatureto reflux
3. concentrationconcentrated