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;

1: potassium phosphate / tri-cyclo-hexyl-phosphine; palladium diacetate / toluene; water / 6 h / 100 °C / Inert atmosphere 2: 4,4'-di-tert-butyl-2,2'-dipyridyl; bis(η4-1,5-cyclooctadiene)-di-μ-methoxy-diiridium(I) / hexane / 18 h / 20 °C / Inert atmosphere 3: Oxonereg; / water; acetone / 1 h / 0 °C View Scheme