Multi-step reaction with 10 steps
1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 2 h
2: triethylamine / dichloromethane / 12 h / 0 °C
3: sodium dithionite; water / tetrahydrofuran / 12 h
4: n-Butyl nitrite; copper(ll) bromide / acetonitrile / 2 h / 65 °C
5: methanol / 12 h / 55 °C
6: boron tribromide / dichloromethane / 12 h / -78 - 20 °C
7: potassium carbonate / N,N-dimethyl-formamide / 12 h / 60 °C
8: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 12 h / 95 °C
9: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 12 h / 100 °C
10: trifluoroacetic acid / dichloromethane / 2 h
With
sodium dithionite; oxalyl dichloride; n-Butyl nitrite; water; potassium acetate; boron tribromide; sodium carbonate; potassium carbonate; triethylamine; trifluoroacetic acid; copper(ll) bromide;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; tetrakis(triphenylphosphine) palladium(0); N,N-dimethyl-formamide;
In
tetrahydrofuran; 1,4-dioxane; methanol; dichloromethane; water; N,N-dimethyl-formamide; acetonitrile;