反应条件
n-butyllithium; trifluoromethylsulfonic anhydride 1.) THF, hexane, -78 deg C, room temperature, 2.) THF, hexane, isobutyronitrile, -78 deg C, 2 h, room temperature 17 h; Yield given. Multistep reaction;
参考文献
Tetrahedron Letters, , vol. 23, # 24 p. 2453 - 2456
