反应条件
1: 25 percent / DBU / acetonitrile / 1 h
2: 1.) Al, HgCl2 / 1.) THF, 2.) THF, -78 deg C, 3 h
3: 81 percent / CrO3, aq. H2SO4 / acetone / 0.25 h / 0 - 5 °C
4: 37 percent / Bu3SnH, AIBN / benzene / 15 h / Heating
5: 65 percent / TsOH, AcOH / 45 h / Ambient temperature
6: 52 percent / Na, liq.NH3 / diethyl ether / 0.75 h / Heating
View Scheme
参考文献
Chen, Yao-Jung; Wang, Chi-Ying; Lin, Wen-Yuan
Tetrahedron, 1996 , vol. 52, # 41 p. 13181 - 13188