反应条件
1: 1.) EtBr, Mg, I2 / 1.) ether, RT, 3 h
2: 72 percent / Na2Cr2O7 in aq. H2SO4 / acetone
3: 70 percent / sulphur, LiEt3BH, EtONa/EtOH / tetrahydrofuran / 1.) 0 deg C, 1 h, 2) RT, 17 h
View Scheme
参考文献
Detty, Michael R.; Murray, Bruce J.; Seidler, Mark D.
Journal of Organic Chemistry, 1982 , vol. 47, # 10 p. 1968 - 1969