potassium phosphate; palladium diacetate; tri-cyclo-hexyl-phosphine in water; toluene T=100°C; 6 h; Inert atmosphere;

iron (III) acetylacetonate in tetrahydrofuran; 1-methyl-pyrrolidin-2-one T=20°C; 3 h; Inert atmosphere; chemoselective reaction;

1: With 4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl-4',4',5',5'-tetramethyl-1,3,2-dioxaborolane; bis(η4-1,5-cyclooctadiene)-di-μ-methoxy-diiridium(I); 4,4'-di-tert-butyl-2,2'-dipyridyl in n-heptane T=20°C; 18 h; Inert atmosphere; 2: With Potassium peroxomonosulfate in water; acetone 1 h;