反应条件
1: 75 percent / Et3N, DMAP / 96 h / 35 - 40 °C 2: 60 percent / pyridine, Cu(OAc), Pb(OAc)4 / benzene / 80 °C 3: 92 percent / Li, ethylene diamine / benzene / 2.5 h / Ambient temperature 4: 1) O3, 2) Zn / 1) CH2Cl2, -78 deg C, 5 min, 2) AcOH, a) -78 deg C, 5 min, b) rt, 30 min View Scheme
参考文献
Urones; Basabe; Marcos; Gonzalez; Jimenez; Sexmero; Lithgow
Tetrahedron, 1992 , vol. 48, # 45 p. 9991 - 9998