反应详情

6 g of 1-hydroxy-2,5,8-tetradecatriyne prepared above, dissolved in 30 cm3 of ethyl ether, are introduced into a round-bottomed flask equipped with an argon inlet. 0.05 cm3 of pyridine is added and 1 cm3 of phosphorus tribromide is added dropwise, and the mixture is then brought to reflux for 3 hours.

1. additionare introduced into a round-bottomed flask
2. customequipped with an argon inlet
3. temperatureto reflux for 3 hours