反应详情

39.22 g (0.16 mol) of 2-bromo-1-(4-fluorophenyl)-2-methylpropan-1-one, prepared by brominating 1-(4-fluorophenyl)-2-methylpropan-1-one analogously to European Patent Application No. 3,002, are dissolved in 50 ml of methanol. 23.5 g (0.176 mol) of methanolic 30% strength sodium methylate solution are added dropwise at room temperature. The methanol is then distilled off, and the residue is taken up with diethyl ether. The salt is filtered off, and the ether solution is concentrated. The liquid crude product is further reacted as described hereinafter without further purification.

1. distillationThe methanol is then distilled off
2. filtrationThe salt is filtered off
3. concentrationthe ether solution is concentrated
4. customThe liquid crude product is further reacted
5. customas described hereinafter without further purification