反应详情

温度

70 °C

To a round-bottom flask was added ethyl 2-hydrazinyl-2-oxoacetate (compound 134.1, 2.00 g, 13.6 mmol, 1.00 equiv, 90%). Dimethylamine (10 mL) was added to the reaction, and then the reaction was stirred overnight at 70° C. in an oil bath. The mixture was cooled to room temperature and concentrated in vacuo to yield 1.50 g (76%) of the title compound as a colorless oil.

1. temperatureThe mixture was cooled to room temperature
2. concentrationconcentrated in vacuo