反应条件
1: 1.) 1.6 M butyllithium / 1.) THF, hexane, -78 deg C, 15 min; 2.) THF, allowed to r.t. during 30 min 2: 1.) 1.6 M n-butyllithium / 1.) hexane, THF, r.t., 2 h; 2.) 60 deg C, 2 h 3: hexane; tetrahydrofuran; dimethylformamide / 3 h / Ambient temperature View Scheme
参考文献
Chemical and Pharmaceutical Bulletin, , vol. 34, # 12 p. 4916 - 4926
