反应详情

温度

0 °C

2.0 mL TFA were added to a solution of 267 mg (0.75 mmol) tert. butyl 4-[4-(2,2,2-trifluoro-acetyl)-phenyl]-piperazin-1-carboxylate in 30 mL DCM cooled to 0° C. and the reaction mixture was stirred for 24 h, while warming up to RT. It was evaporated down i.vac.; the crude product was further reacted without purification.

1. temperaturewhile warming up to RT
2. customIt was evaporated down i.vac
3. customthe crude product was further reacted without purification