Arene molybdenum chemistry: some π-allyl, hydrido, and dinitrogen derivatives

Treatment of the new compound C6H6Mo(π-C3H5)(PPh3)Cl with sodium borohydride forms the dihydride C6H6Mo(PPh3)2H2 which reacts readily with nitrogen gas forming the binuclear dinitrogen complex [C6H6Mo(PPh3)2]2N2.