反应详情

温度

150 °C

3 g of o-toluic acid were added to 44 g (0.25 mol) of 2-phenyl-4,5-dihydro-1,3-dioxepine and the mixture was heated at 150° C. for 3 hours, while stirring. The 2-phenyltetrahydrofuran-3-aldehyde which had formed (a mixture of the cis and trans isomers) was then distilled under reduced pressure.