Organo-metallo-carbonyl complexes prepared by the reaction of acetylene with a metalcarbonyl

Claim 1

AN ORGANO-METALLO-CARBONYL COMPLEX HAVING FROM ONE TO TWO RINGS, EACH OF SAID RINGS COMPRISING BETWEEN 5 AND 8 RING MEMBERS INCLUSIVE, AND PI-BONDED TO EACH OF SAID RINGS FROM ONE TO TWO TRANSITION METALS OF THE SIXTH, SEVENTH AND EIGHTH GROUPS OF THE PERIODIC TABLE; AN EVEN NUMBER BETWEEN 4 AND L INCLUSIVE OF MEMBERS OF EACH OF SAID RINGS BEING CARBON ATOMS HAVING ONLY A SINGLE COVALENT BOND AVAILABLE AFTER RING BONDS TO OTHER RING MEMBERS, AND AT LEAST ONE BUT NOT MORE THAN TWO MEMBERS OF EACH OF SAID RINGS BEING SELECTED FROM THE CLASS CONSISTING OF FROM ZERO TO TWO CARBONYL GOUPS AND FROM ZERO TO ONE TRANSITION METAL OF THE SIXTH, SEVENTH, AND EIGHTH GROUPS OF THE PERIODIC TABLE; THE RESIDUAL VALENCE OF EACH OF SAID RING MEMBER CARBON ATOMS BEING SATISFIED BY A COVALENT BOND WITH A MONOVALENT RADICAL, AND AT LEAST ONE OF SAID RING MEMBER CARBON ATOMS BEING BONDED TO A MONOVALENT RADICAL OTHER THAN HYDROGEN, SAID MONOVALENT RADICALS CONTAINING UP TO 18 CARBON ATOMS AND BEING SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, ALKYL, PHENYL, HALOGENSUBSTITUTED PHENYL, HALOGENO, -COOZ WHEREIN Z IS SELECTED FROM THE GROUP CONSISTING OF HYDROGEN AND ALKYL GROUPS, ALKENYL, ALKYNYL, CYCLOALIPHATIC, AND HYDRIDES AND ALKYL-SUBSTITUTED HYDRIDES OF AN ELEMENT SELECTED FROM THE GROUP CONSISTING OF SILICON, ARSENIC, PHOSPHOROUS, AND ANTIMONY; ANY RESIDUAL VALENCE OF SAID METAL MEMBER IN EACH OF SAID RINGS BEIND SATISFIED BY A BOND WITH A GROUP SELECTED FROM THE CLASS CONSISTING OF CARBONYL GROUPS AND SAID PI-BONDED METAL; EACH REMAINING RESIDUAL VALENCE OF SAID PI-BONDED METAL BEING SATISFIED BY A BOND WITH A GROUP SELECTED FROM THE CLASS CONSISTING OF CARBONYL GROUPS, ANOTHER PI-BONDED METAL, AND SAID METAL MEMBER IN SAID RING, AND SAID METAL BEING THE SAME THROUGHOUT SAID COMPLEX.