Multi-step reaction with 8 steps
1: N-Bromosuccinimide / acetonitrile / 3 h / 0 °C
2: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 16 h / 100 °C
3: potassium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane; water / 4 h / 100 °C / Inert atmosphere
4: triethylamine / tetrahydrofuran / 0 - 20 °C
5: ammonium carbonate / N,N-dimethyl-formamide / 1 h / 0 - 25 °C
6: N-ethyl-N,N-diisopropylamine / dichloromethane / 1 h / 0 °C
7: potassium carbonate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 4 h / 100 °C / Inert atmosphere
8: sodium hydroxide / methanol / 3 h / 0 °C
With
N-Bromosuccinimide; potassium acetate; ammonium carbonate; potassium carbonate; triethylamine; N-ethyl-N,N-diisopropylamine; sodium hydroxide;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;