反应详情

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

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