反应条件
N,N,N',N',N'',N''-hexamethylphosphoric triamide; potassium tert-butylate; lithium diisopropyl amide
1.) THF, hexane, 5 h, r.t., 2.) THF, hexane, -78 deg C, 1 h, 3.) 15 min, -78 deg C -> r.t.; Yield given. Multistep reaction;
参考文献
Ahlbrecht, Hubertus; Pfaff, Klaus
Synthesis, 1980 , # 5 p. 413 - 416