Multi-step reaction with 9 steps
1.1: thionyl chloride / tetrahydrofuran / 2 h / 20 - 50 °C / Inert atmosphere
1.2: 1 h / 0 °C
2.1: lithium aluminium tetrahydride / tetrahydrofuran / 4 h / 0 °C / Inert atmosphere; Reflux
3.1: chloro[2-(dicyclohexylphosphino)-3 ,6-dimethoxy-2’,4’, 6’-triisopropyl- 1,1’-biphenyl] [2-(2-aminoethyl)phenyl]palladium(II); lithium hexamethyldisilazane / tetrahydrofuran / 20 °C / Inert atmosphere
4.1: acetic anhydride; hydrogenchloride / 1,4-dioxane / 2 h / 90 °C
5.1: caesium carbonate; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride / water; 1,4-dioxane / 3 h / 90 °C / Inert atmosphere
6.1: palladium diacetate; sulfuric acid; zinc; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl / N,N-dimethyl acetamide / 4 h / 100 °C / Inert atmosphere; Sealed tube
7.1: N-Bromosuccinimide / chloroform / 1.5 h / Reflux
8.1: potassium phosphate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2 / water; 1,4-dioxane / 50 °C / Sealed tube; Inert atmosphere
9.1: sodium hydrogencarbonate; hydroxylamine hydrochloride / water; ethanol / 1 h / 100 °C
With
hydrogenchloride; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium phosphate; N-Bromosuccinimide; lithium aluminium tetrahydride; thionyl chloride; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH2Cl2; chloro[2-(dicyclohexylphosphino)-3 ,6-dimethoxy-2’,4’, 6’-triisopropyl- 1,1’-biphenyl] [2-(2-aminoethyl)phenyl]palladium(II); sulfuric acid; hydroxylamine hydrochloride; palladium diacetate; acetic anhydride; sodium hydrogencarbonate; caesium carbonate; (R)-2,2'-bis(diphenylphosphanyl)-1,1'-binaphthyl; lithium hexamethyldisilazane; zinc;
In
tetrahydrofuran; 1,4-dioxane; ethanol; chloroform; N,N-dimethyl acetamide; water;
5.1: |Suzuki Coupling / 8.1: |Suzuki Coupling;
DOI:10.1021/acs.jmedchem.1c01524