反应条件
1: 73 percent / butyl lithium, copper(I) iodide / tetrahydrofuran
2: 1.) NaBH4, 2.) trifluoroacetic acid / 1.) NaBH4, methanol, 2.) trifuoroacetic acid
3: 3 percent / KOH / tetrahydrofuran; H2O; dimethylsulfoxide / 1.) aq. KOH, THF, room temperatures, 20h, 2.) DMSO, 50 deg. C, 1h
View Scheme
参考文献
Levin, Daniel; Warren, Stuart
Tetrahedron Letters, 1985 , vol. 26, # 4 p. 505 - 508
