1: With lithium chloride in N,N-dimethyl-formamide T=50°C; P=760.051 Torr; 24 h; 2: With hydrogenchloride; water in N,N-dimethyl-formamide

1: carbon monoxide With 1,1'-bis-(diphenylphosphino)ferrocene; [RhCl(η2:η2-cycloocta-1,5-diene)]2 in tetrahydrofuran T=20°C; P=760.051 Torr; 0.166667 h; 2: m-tolylzinc(II) iodide With ethylene dibromide in tetrahydrofuran T=60°C; 3 h;