1: 62 percent / p-toluenesulphonic acid / acetonitrile / 60 h / 60 °C 2: 1.) NaH / 1.) THF, 2.) THF 3: NaCNBH3, molecular sieves 3 Angstroem, etheral HCl / tetrahydrofuran / 0.75 h View Scheme
参考文献
Lee, Ho Huat; Congson, Ligaya N.; Whitfield, Dennis M.; Radics, Lajos R.; Krepinsky, Jiri J.
Canadian Journal of Chemistry, 1992 , vol. 70, # 10 p. 2607 - 2617