72-76 Valence Electron Clusters: An Extension of the 16-18 Electron Rule. Synthesis, Crystal Structure, and Solution Dynamics of the Trigonal-Bipyramidal Pentanuclear Clusters (2-) and (2-)

Article abstract of DOI:10.1021/ja00183a027

The 76 CVE (cluster valence electron) species (2-) (1), obtained by the reductive carbonylation of a mixture of Na2PtCl6 and IrCl3*xH2O or Ir4(CO)12, is in equilibrium with the 72 CVE species (2-) (2) through the dissociation-ass