Multi-step reaction with 6 steps
1.1: sodium hydride / tetrahydrofuran; mineral oil / 2.5 h / 0 °C
1.2: 20 °C
2.1: caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; palladium diacetate / 1,4-dioxane / Inert atmosphere; Reflux
3.1: tert.-butyl lithium / tetrahydrofuran / -78 - -20 °C
3.2: 20 °C
4.1: hydrogenchloride / 1,4-dioxane; acetonitrile / 4 h / 20 °C
5.1: N-ethyl-N,N-diisopropylamine; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate / acetonitrile / 2 h / 20 °C
5.2: 40 °C
6.1: (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; potassium carbonate / water; acetonitrile / 0.25 h / 100 °C / Microwave irradiation
With
hydrogenchloride; (1,1'-bis(diphenylphosphino)ferrocene)palladium(II) dichloride; tert.-butyl lithium; palladium diacetate; sodium hydride; potassium carbonate; caesium carbonate; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene;
In
tetrahydrofuran; 1,4-dioxane; water; acetonitrile; mineral oil;