反应详情

温度

-10 °C

64.4 g of methyl (4-oxocyclohexyl)acetate and 137.9 g of propyltriphenylphosphonium bromide were introduced into 500 ml of THF, and the mixture was cooled to -10° C. with stirring under nitrogen. A solution of 40.17 g of potassium tert-butoxide in 400 ml of THF was then added dropwise with stirring at the same temperature, and the mixture was then stirred at RT for a further 2 h. Conventional work-up gave methyl (4-propylidenecyclohexyl)acetate.

1. stirringwith stirring at the same temperature
2. stirringthe mixture was then stirred at RT for a further 2 h