反应条件
1: 93 percent / TsOH / toluene / Heating 2: 1.) NaH, allyl alcohol / 1.) Et2O, room temp., 15 min; 2.) reflux, 4 h 3: 78 percent / oxone, KHSO3 / H2O; methanol / Ambient temperature 4: 85 percent / morpholine / Pd(PPh3)4 / tetrahydrofuran / Ambient temperature View Scheme
参考文献
Casy, Guy; Sutherland, Alan G.; Taylor, Richard J. K.; Urben, Peter G.
Synthesis, 1989 , # 10 p. 767 - 769