反应条件
1: 1.) n-butyllithium / 1.) ether, THF, -65 deg C, 30 min, 2.) ether, -65 deg C, 5 min; -65 deg C to room temp., 2 h
2: sulfuryl chloride / CH2Cl2 / 3 h / Heating
3: 75 percent / diethyl ether; tetrahydrofuran / -78 deg C to -40 deg C; -40 deg C, 90 min
View Scheme
参考文献
Coutrot, Philippe; Ghribi, Abdellaziz
Synthesis, 1986 , # 8 p. 661 - 664