Multi-step reaction with 6 steps
1.1: hydroxylamine / ethanol; water / 70 °C / Reflux
2.1: 1,1'-carbonyldiimidazole / 1-methyl-pyrrolidin-2-one / 0.5 h / 30 °C
2.2: 0.75 h / 30 - 125 °C / Microwave irradiation
3.1: 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide / ethyl acetate / 65 °C
4.1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; sodium carbonate / 1,4-dioxane / 1.33 h / 135 °C / Microwave irradiation
5.1: trifluoroacetic acid / 1,2-dichloro-ethane / 3 h / 50 °C
6.1: N-ethyl-N,N-diisopropylamine; HATU / N,N-dimethyl-formamide / 0.08 h / 20 °C
6.2: 0.25 h
With
(1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; hydroxylamine; sodium carbonate; 2,4,6-tripropyl-1,3,5,2,4,6-trioxatriphosphinane-2,4,6-trioxide; N-ethyl-N,N-diisopropylamine; HATU; 1,1'-carbonyldiimidazole; trifluoroacetic acid;
In
1,4-dioxane; 1-methyl-pyrrolidin-2-one; ethanol; water; ethyl acetate; 1,2-dichloro-ethane; N,N-dimethyl-formamide;