1,1'-bis-(diphenylphosphino)ferrocene; tris-(dibenzylideneacetone)dipalladium(0); sodium t-butanolate in toluene T=110°C; 30 h; Inert atmosphere;

1: lithium chloride; bis-triphenylphosphine-palladium(II) chloride / toluene / 10 h / 110 °C / |Inert atmosphere 2: tris-(dibenzylideneacetone)dipalladium(0); 1,1'-bis-(diphenylphosphino)ferrocene; sodium t-butanolate / toluene / 30 h / 110 °C / |Inert atmosphere View Scheme

1: lithium chloride; bis-triphenylphosphine-palladium(II) chloride / toluene / 10 h / 110 °C / |Inert atmosphere 2: tris-(dibenzylideneacetone)dipalladium(0); 1,1'-bis-(diphenylphosphino)ferrocene; sodium t-butanolate / toluene / 30 h / 110 °C / |Inert atmosphere View Scheme