反应详情

80.6 g (0.39 mol) 3-Methoxycarbonyl-5-difluoromethoxy-1-methylpyrazole and 300 ml aqueous ammonia (33%) was stirred for one hour under reflux. The reaction solution was cooled, the precipitate suction filtered off and washed with water and diisopropyl ether.

1. temperatureunder reflux
2. temperatureThe reaction solution was cooled
3. filtrationthe precipitate suction filtered off
4. washwashed with water and diisopropyl ether