反应条件
1: cobalt(II) chloride / acetonitrile / 3 h / 85 °C / |Inert atmosphere; |Schlenk technique
2: 1,8-diazabicyclo[5.4.0]undec-7-ene / acetonitrile / 0.5 h / 85 °C / |Inert atmosphere; |Schlenk technique
3: trifluorormethanesulfonic acid / acetonitrile / 1 h / 85 °C / |Inert atmosphere; |Schlenk technique
View Scheme
参考文献
Kajikawa, Shougo; Noiri, Yoshikazu; Shudo, Hidenari; Nishino, Hiroshi; Kurosawa, Kazu
Synthesis, 1998 , # 10 p. 1457 - 1462