Multi-step reaction with 9 steps
1: sodium tris(acetoxy)borohydride; acetic acid / 1,2-dichloro-ethane / 20 h / 20 °C
2: triethylamine / tetrahydrofuran / 4.17 h / 0 - 20 °C / Inert atmosphere
3: dmap; trifluoromethylsulfonic anhydride / dichloromethane / 20.75 h / 0 - 20 °C / Inert atmosphere
4: N-ethyl-N,N-diisopropylamine / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / N,N-dimethyl-formamide / 20 h / 70 °C
5: hydrogen / palladium / methanol / 2.33 h / 25 °C / 1500.15 Torr
6: n-Butyl nitrite; copper dichloride / acetonitrile / 3.5 h / 0 - 20 °C
7: water; sodium hydroxide / 1,4-dioxane / 1 h / 60 °C
8: 1-hydroxy-7-aza-benzotriazole; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine / N,N-dimethyl-formamide / 15 h / 20 °C / Inert atmosphere
9: hydrogenchloride / 1,4-dioxane; diethyl ether / 20 °C / Inert atmosphere
With
hydrogenchloride; dmap; 1-hydroxy-7-aza-benzotriazole; n-Butyl nitrite; trifluoromethylsulfonic anhydride; water; hydrogen; sodium tris(acetoxy)borohydride; acetic acid; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide; copper dichloride;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; palladium;
In
tetrahydrofuran; 1,4-dioxane; methanol; diethyl ether; dichloromethane; 1,2-dichloro-ethane; N,N-dimethyl-formamide; acetonitrile;