110456-66-1Relevant articles and documents
The Heteronuclear Cluster Chemistry of the Group 1 B Metals. Part 7. Synthesis and Gold-197 Moessbauer Spectra of the Mixed-metal Cluster Compounds (CO)12> (n=1 or 2, E=E'=As or E=As E'=P; n=2, E=E'=P). X-Ray Crystal Structure of
Brown, Scott S. D.,Salter, Ian D.,Dyson, David B.,Parish, R. V. ('Dick'),Bates, Paul A.,Hursthouse, Michael B.
, p. 1795 - 1802 (2007/10/02)
Treatment of acetone solutions of the salt 2 with a dichloromethane solution of the appropiate complex Cl2>, in the presence of TIPF6, affords the mixed-metal cluster compounds (CO)12> (6) revealed a metal-core structure consisting of a square-based pyramid, defined by two Au atoms and two Ru atoms in the basal plane and a Ru atom at the apex, with the Ru3 face of this Au2Ru3 unit capped by a Ru atom .The asymmetrical bidentate ligand bridges the two Au atoms, one hydrido ligand caps a Ru3 face and one bridges a Ru-Ru edge of the metal framework, and each Ru atom is ligated by three terminal CO groups.The 197Au Moessbauer spectra of cluster (3)-(7) are reported.These data suggest that (4) exhibits a similar skeletal geometry to that of (6), whereas (3), (5), and (7) all adopt a capped trigonal-bipyramidal metal-core structure, with the two gold atoms occupying geometrically distinct sites.
Brown, Scott S. D.,Salter, Ian D.,Dyson, David B.,Parish, R. V. ('Dick'),Bates, Paul A.,Hursthouse, Michael B.
, p. 1795 - 1802 (2007/10/02)
Treatment of acetone solutions of the salt 2 with a dichloromethane solution of the appropiate complex Cl2>, in the presence of TIPF6, affords the mixed-metal cluster compounds (CO)12> (6) revealed a metal-core structure consisting of a square-based pyramid, defined by two Au atoms and two Ru atoms in the basal plane and a Ru atom at the apex, with the Ru3 face of this Au2Ru3 unit capped by a Ru atom .The asymmetrical bidentate ligand bridges the two Au atoms, one hydrido ligand caps a Ru3 face and one bridges a Ru-Ru edge of the metal framework, and each Ru atom is ligated by three terminal CO groups.The 197Au Moessbauer spectra of cluster (3)-(7) are reported.These data suggest that (4) exhibits a similar skeletal geometry to that of (6), whereas (3), (5), and (7) all adopt a capped trigonal-bipyramidal metal-core structure, with the two gold atoms occupying geometrically distinct sites.
