反应条件
1: 28percent aq. NH3 / 168 h / Ambient temperature 3: CoCl2 / H2O / 72 h / 37 °C / aminoacylase (from Aspergillus oryzae); pH 7 4: benzene / 6 h / Heating 5: 40.8 percent / K2CO3 / dimethylsulfoxide / 30 h / Ambient temperature 6: ethyl acetate; diisopropyl ether 7: 94 percent / 15percent HCl/dioxane / Ambient temperature 8: DCC / tetrahydrofuran / Ambient temperature 9: 1) tBuOK / 1) THF, -50 deg C, 20 min, 2) THF, -30 deg C, 20 min 10: ethyl acetate; diisopropyl ether / 3 h / Ambient temperature 11: H2 / Pd / methanol / 2 h / 760 Torr / Ambient temperature View Scheme
参考文献
Journal of Medicinal Chemistry, , vol. 32, # 2 p. 289 - 297