反应条件
1: -80 °C
2: 80 percent / diethyl ether / 1.) -95 deg C, 2.5 h, 2.) -60 deg C, 30 min.
3: 100 percent / 1,1'-carbonyldiimidazol / toluene / 2 h / 115 °C / var.reag.: MsCl, Et3N, toluene, 2 h
View Scheme
参考文献
Sarkar, Tarun K.; Ghosh, Sunil K.
Tetrahedron Letters, 1987 , vol. 28, # 18 p. 2061 - 2064
