反应详情

0.2 mol of 4-methoxy-4'-(1-hydroxy-4-pentylcyclohexyl)-tolan (prepared by reaction of a Grignard compound of 4-bromo-4'-methoxytolan with 4-pentylcyclohexanone) is heated in 400 ml of toluene and with 1 g of p-toluenesulfonic acid for 1 hour using a water separator. The reaction mixture is washed, dried and evaporated. Customary working up gives 1-(4-methoxyphenyl)-2-[4-(4-pentylcyclohexen-1-yl)-phenyl]-acetylene.

1. washThe reaction mixture is washed
2. customdried
3. customevaporated