tris-(dibenzylideneacetone)dipalladium(0); potassium acetate; tri-cyclo-hexyl-phosphine in 1,4-dioxane T=80°C; 12 h;

bis(η4-1,5-cyclooctadiene)-di-μ-methoxy-diiridium(I); 4,4'-di-tert-butyl-2,2'-dipyridyl in tetrahydrofuran T=25°C; 1 h; Title compound not separated from byproducts;