反应详情

To a suspension of 1 (1.10 g, 4.7 mmol) in MeOH (47 ml) sodium (110 mg) was added and the mixture was stirred at room temperature for 16 hours. The precipitate was filtered, washed with EtOH and dried under vacuum, yielding 3 (1.03 g, 93%) as yellow-green solid.

1. additionwas added
2. filtrationThe precipitate was filtered
3. washwashed with EtOH
4. customdried under vacuum