反应详情

To a solution of 1-bromo-3,5-difluorobenzene (10 g, 0.052 mol) in dry DMF (300 mL) cooled to 0-5° C. was added sodium methoxide (5.60 g, 0.1036 mol) and the reaction mixture was stirred at RT for 24 h. The reaction mixture was extracted with ethyl acetate three times. The organic layer was washed with brine, dried over Na2SO4 and evaporated to dryness to give the title compound (7.5 g, 71%).

1. extractionThe reaction mixture was extracted with ethyl acetate three times
2. washThe organic layer was washed with brine
3. dry with materialdried over Na2SO4
4. customevaporated to dryness