bis(η4-1,5-cyclooctadiene)-di-μ-methoxy-diiridium(I); 4,4,5,5-tetramethyl-[1,3,2]dioxaborolane; 4,4'-di-tert-butyl-2,2'-dipyridyl in tert-butyl methyl ether T=50°C; 12 h; Inert atmosphere; regioselective reaction;

catalyst: (Ir(OMe)COD)2/4,4'-tBu2-2,2'-bipyridine in further solvent(s) aniline deriv. reacted with pinacolborane and B2(O2C2Me4)2 in tert-butylmethyl ether in the presence of Ir complex (2 mol.-percent) and 4,4'-di-tert- butyl-2,2'-bipyridine (4 mol.-percent) at 50°C; detected by 1H-NMR-spectroscopy;