Multi-step reaction with 6 steps
1.1: caesium carbonate / 60 °C
2.1: tris-(dibenzylideneacetone)dipalladium(0); dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate / 1,4-dioxane; water / 0.33 h / 150 °C / Inert atmosphere; Microwave irradiation
3.1: tetrahydrofuran / 48 h / 40 °C / Sealed tube
4.1: sodium tetrahydroborate / methanol / 2.5 h / 0 - 20 °C
4.2: 14 h / 2585.81 Torr
5.1: caesium carbonate; palladium diacetate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene / tetrahydrofuran / 0.67 h / 150 °C / Microwave irradiation
6.1: tris-(dibenzylideneacetone)dipalladium(0); dicyclohexyl[2-(2,4,6-triisopropylphenyl)phenyl]phosphane; sodium t-butanolate / tetrahydrofuran / 150 °C / Microwave irradiation
With
dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; sodium tetrahydroborate; potassium phosphate; tris-(dibenzylideneacetone)dipalladium(0); dicyclohexyl[2-(2,4,6-triisopropylphenyl)phenyl]phosphane; palladium diacetate; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; sodium t-butanolate;
In
tetrahydrofuran; 1,4-dioxane; methanol; water;
2.1: |Suzuki Coupling / 5.1: |Buchwald-Hartwig Coupling;
DOI:10.1021/jm400402q