反应详情

10.55 g (210 mmol) of hydrazine hydrate are added to a solution of 5.4 g of 2-benzoyl-5-methoxy-benzoic acid in 50 mL of ethanol, and the mixture is refluxed for 2 hours 30 minutes. The reaction medium is cooled and then filtered. The precipitate obtained is washed with ethanol and then dried under reduced pressure at 40° C. 740 mg of product are obtained in the form of a white solid.

1. temperaturethe mixture is refluxed for 2 hours 30 minutes
2. temperatureThe reaction medium is cooled
3. filtrationfiltered
4. customThe precipitate obtained
5. washis washed with ethanol
6. customdried under reduced pressure at 40° C