[Rh(acac)2(CO)2]; N-(3-diphenylphosphanylbenzoyl)guanidine; hydrogen in dichloromethane T=40°C; P=11251.1 Torr; 29 h; Autoclave; chemoselective reaction;

hydrogen; [rhodium(I)(carbonyl)2(acetylacetonate)] in dichloromethane T=25°C; P=9750.98 Torr; 24 h;