Multi-step reaction with 6 steps
1: dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate / palladium diacetate / water; toluene / 16.08 h / 20 - 100 °C / Inert atmosphere
2: water; lithium hydroxide / methanol / 20 - 80 °C
3: O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine / N,N-dimethyl-formamide / 2 h / 20 °C
4: N-Bromosuccinimide / tetrahydrofuran / 60 °C
5: N-ethyl-N,N-diisopropylamine / dmap / water / 5 h / 20 °C
6: caesium carbonate / tetrakis(triphenylphosphine) palladium(0) / 1,4-dioxane; water / 3 h / 100 °C
With
dicyclohexyl-(2',6'-dimethoxybiphenyl-2-yl)-phosphane; potassium phosphate; N-Bromosuccinimide; water; caesium carbonate; O-(1H-benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium hexafluorophosphate; N-ethyl-N,N-diisopropylamine; lithium hydroxide;
dmap; tetrakis(triphenylphosphine) palladium(0); palladium diacetate;
In
tetrahydrofuran; 1,4-dioxane; methanol; water; N,N-dimethyl-formamide; toluene;