反应详情

A mixture containing 2.5 g of 3,4-dimethoxy-5-bromobenzaldehyde and 1.0 g of cuprous cyanide in N-methylpyrrolidone was refluxed for 2 h. Water was added and the solution was extracted with dichloromethane. The solvent was evaporated in vacuo. Yield 1.55 g (81%), m.p. 109°-112° C.

1. temperaturewas refluxed for 2 h
2. extractionthe solution was extracted with dichloromethane
3. customThe solvent was evaporated in vacuo