1: With lithium hexamethyldisilazane in tetrahydrofuran
T=-78°C; 0.75 h; Inert atmosphere;
2: With trifluoromethylsulfonic anhydride in tetrahydrofuran
T=-78°C; 1.25 h; Ineret atmosphere; Further stages;
参考文献
Maity, Pradip; Lepore, Salvatore D.
Journal of Organic Chemistry, 2009 , vol. 74, # 1 p. 158 - 162