反应条件
1: 2.) p-toluenesulfonic acid / 1.) benzene, reflux, 28 h, 2.) benzene, reflux, 23 h
2: 1.) NaH / 1.) DMF, 2.) 4 h, RT
3: 78 percent / PPTS, water / acetone / 4 h / Heating
View Scheme
参考文献
Kinney, William A.; Crouse, Gary D.; Paquette, Leo A.
Journal of Organic Chemistry, 1983 , vol. 48, # 25 p. 4986 - 5000