Multi-step reaction with 11 steps
1.1: oxalyl dichloride / N,N-dimethyl-formamide / dichloromethane / 2 h / 0 - 20 °C / Inert atmosphere
2.1: triethylamine / dichloromethane / 16 h / 0 - 20 °C
3.1: tetrahydrofuran / 4 h / -10 - 0 °C / Inert atmosphere
4.1: hydrogenchloride / dichloromethane; diethyl ether / 1 h / 20 °C
5.1: sulfuric acid / 16 h / 95 °C
6.1: hydroxylamine hydrochloride; sodium acetate / methanol / 16 h / 20 °C / Inert atmosphere
7.1: polyphosphoric acid / 16 h / 80 °C / Inert atmosphere
8.1: caesium carbonate / copper(l) iodide; N,N`-dimethylethylenediamine / 1,4-dioxane / 16 h / 100 °C / Inert atmosphere
9.1: potassium acetate / (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / 1,4-dioxane / 8 h / 90 °C / Inert atmosphere
10.1: sodium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,2-dimethoxyethane / 0.42 h / 130 °C / Inert atmosphere; microwave irradiation
11.1: water; lithium hydroxide / isopropyl alcohol; tetrahydrofuran / 2 h / 50 °C
11.3: pH 7
With
hydrogenchloride; oxalyl dichloride; sulfuric acid; hydroxylamine hydrochloride; water; potassium acetate; sodium acetate; sodium carbonate; caesium carbonate; triethylamine; lithium hydroxide;
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; copper(l) iodide; tetrakis(triphenylphosphine) palladium(0); N,N-dimethyl-formamide; N,N`-dimethylethylenediamine;
In
tetrahydrofuran; 1,4-dioxane; methanol; 1,2-dimethoxyethane; diethyl ether; dichloromethane; isopropyl alcohol;