反应详情

2-Chloro-4,5-difluorobenzamide was dissolved in dichloromethane, mixed with 1.5 eq. of oxalyl chloride and heated to reflux for 16 hours. The reaction mixture was concentrated under high vacuum and employed in stage b without further purification.

1. temperatureheated
2. temperatureto reflux for 16 hours
3. concentrationThe reaction mixture was concentrated under high vacuum
4. customemployed in stage b without further purification