Multi-step reaction with 6 steps
1.1: sodium hydroxide; sodium carbonate / water / 4.17 h / 0 - 20 °C
1.2: 0 °C / pH 1 - 2 / Acidic conditions
2.1: N-ethyl-N,N-diisopropylamine; HATU / N,N-dimethyl-formamide / 20 h / 0 - 20 °C
3.1: lithium hydroxide monohydrate / ethanol / 5 h / 20 °C / Cooling with ice
4.1: 2,4,6-trimethyl-pyridine; HATU / N,N-dimethyl-formamide / 0 - 20 °C
4.2: 8 h / 60 °C
5.1: sodium hydrogencarbonate / dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / isopropyl alcohol; water / 80 °C / Inert atmosphere
6.1: hydrogenchloride / 1,4-dioxane; methanol / 3 h / 20 °C
With
2,4,6-trimethyl-pyridine; hydrogenchloride; lithium hydroxide monohydrate; sodium hydrogencarbonate; sodium carbonate; N-ethyl-N,N-diisopropylamine; HATU; sodium hydroxide;
dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2;
In
1,4-dioxane; methanol; ethanol; water; N,N-dimethyl-formamide; isopropyl alcohol;