Multi-step reaction with 8 steps
1: triethylamine / copper(l) iodide; tetrakis(triphenylphosphine) palladium(0) / acetonitrile / 1.5 h / 110 °C
2: pyridine / dichloromethane / 0.17 h / 10 °C
3: potassium acetate / 1,1'-bis-(diphenylphosphino)ferrocene; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 5 h / 85 °C
4: 2,6-dimethylpyridine / dichloromethane / 1 h / 0 °C
5: hydrogen / palladium 10% on activated carbon / ethyl acetate / 3 h
6: tetrabutyl ammonium fluoride / tetrahydrofuran / 3 h
7: potassium phosphate / dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; palladium diacetate / water; toluene / 3 h / 100 °C
8: sodium hydroxide; water / methanol / 5 h
With
pyridine; 2,6-dimethylpyridine; sodium hydroxide; potassium phosphate; tetrabutyl ammonium fluoride; water; hydrogen; potassium acetate; triethylamine;
dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; 1,1'-bis-(diphenylphosphino)ferrocene; palladium diacetate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); palladium 10% on activated carbon;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; ethyl acetate; toluene; acetonitrile;