Multi-step reaction with 7 steps
1.1: potassium carbonate / N,N-dimethyl-formamide / 4 h / 120 °C
2.1: hydrogen / 5%-palladium/activated carbon / methanol / 20 °C / Inert atmosphere
3.1: sulfuric acid / 1,2-dimethoxyethane; water
3.2: 0.83 h / 0 - 5 °C
3.3: 0.5 h / 0 °C
4.1: dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / 1,4-dioxane / 0.17 h / 20 °C / Inert atmosphere
4.2: 18 h / 90 °C / Inert atmosphere
5.1: tetrabutyl ammonium fluoride / palladium bis[bis(diphenylphosphino)ferrocene] dichloride / tetrahydrofuran / 20 h / 60 °C / Inert atmosphere
6.1: tetrahydrofuran / 14 h / 20 °C
6.2: 0.33 h / 20 °C
7.1: N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 0.33 h / 140 °C / Microwave irradiation
With
sulfuric acid; tetrabutyl ammonium fluoride; hydrogen; potassium carbonate; N-ethyl-N,N-diisopropylamine;
dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; palladium bis[bis(diphenylphosphino)ferrocene] dichloride; 5%-palladium/activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; 1,2-dimethoxyethane; water; N,N-dimethyl-formamide;