反应详情

Dimethylslufoxide (50 ml) solution of 4-methyoxyphenacylbromide (9.94 g, 43.4 mmol) and water (1.6 ml, 88.8 mmol) were stirred at 50° C. for 2.5 hr. Water was added and the solution was extracted with ethyl acetate 3 times and washed with brine and then dried over sodium sulfate. Removal of the solvent gave 4-methoxyphenylglyoxal (8.30 g, quant.).

1. extractionthe solution was extracted with ethyl acetate 3 times
2. washwashed with brine
3. dry with materialdried over sodium sulfate
4. customRemoval of the solvent