反应条件
1: oxalyl dichloride; dimethyl sulfoxide; triethylamine / dichloromethane / -78 - 20 °C / Inert atmosphere 2: 2-pentafluorophenyl-6,17dihydro-5H-pyrrolo[2,1-c][1,2,4]triazol-2-ium tetrafluoroborate; N-ethyl-N,N-diisopropylamine / dichloromethane / 0.5 h / 20 °C / Inert atmosphere View Scheme
参考文献
Thai, Karen; Wang, Li; Dudding, Travis; Bilodeau, Francois; Gravel, Michel
Organic Letters, 2010 , vol. 12, # 24 p. 5708 - 5711