反应详情

To the solution of t-butyl carbonazidate in diethyl ether, 49.6 g (0.189 mol) of triphenylphosphine was added in small portions under cooling with ice, and the reaction solution was stirred at room temperature for 1 hour, and the precipitated solid was collected by filtration, washed with 200 mL of hexane and dried under reduced pressure to give 67 g of the desired product as white crystals.

1. temperatureunder cooling with ice
2. filtrationthe precipitated solid was collected by filtration
3. washwashed with 200 mL of hexane
4. customdried under reduced pressure