反应详情

2-Chloro-7-fluoro-5-methyl-6-phenyl-1,3-benzoxazole-4-cabonitrile (I-130) (0.20 g, 0.84 mmol) was dissolved in dichloromethane (10 ml), and diisopropylethylamine (0.16 ml, 0.94 mmol) and N,N-dimethyl-3-(methylamino)propionamide (I-149) (0.11 g, 0.84 mmol) were added. After heated under reflux for 3 hours, this was diluted with dichloromethane.

1. temperatureAfter heated
2. temperatureunder reflux for 3 hours