反应条件
1: potassium tert-butoxide / 2-methyl-propan-2-ol / 16 h / Heating 2: 50 percent / 48percent aq. HBr / acetic acid / 36 h / Heating 3: 100 percent / H2 / 5percent Pd/C / ethyl acetate / 24 h / 760 Torr / Ambient temperature 4: SOCl2 / toluene / 1.25 h 5: AlCl3 / CS2 / 16 h / Ambient temperature 6: TiCl4 / toluene / 17 h / Ambient temperature 7: sodium borohydride / methanol / 1.5 h / Ambient temperature View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 27, # 11 p. 1508 - 1515