反应条件
1: 97 percent / Ac2O / 1 h / 70 °C 2: 93 percent / aq. NaIO4 / methanol / 20 h / Ambient temperature 3: 1.) TFAA, 2.) BF3*Et2O / 1.) benzene, RT, 0.5 h, 2.) benzene, RT, 2 h 4: 71 percent / NaBH4, NiCl2*6H2O / methanol; tetrahydrofuran / 0.5 h / Ambient temperature 5: 96 percent / 10percent NaOH / ethanol / 4 h / Ambient temperature View Scheme
参考文献
Shinohara, Tatsumi; Toda, Jun; Sano, Takehiro
Chemical and Pharmaceutical Bulletin, 1997 , vol. 45, # 5 p. 813 - 819
