1: With bis(1-neomenthylindenyl)ZrCl2 in benzene T=22°C; 24 h; Inert atmosphereSchlenk technique; 2: With oxygen in benzene T=0°C; 26 h; 3: With hydrogenchloride; water in benzene T=0°C; enantioselective reaction;

oxygen; diisobutylaluminium hydride; (+/-)-Salsolidine; zirconocene dichloride in benzene T=20°C; 24 h;

(Ru2(η5-C5Ph4O)2(H)2(CO)4); [Rh(acac)2(CO)2]; hydrogen; 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene in N,N-dimethyl acetamide T=120°C; P=15001.5 Torr; 12.5 h;