Pentadecadentate Chelating Ligands as Building Blocks for a {Fe<sub>6</sub>} Cage with 12 Exo-Coordinated Sodium Cations J. T. CooperGeoffrey AbbasHamera KögerlerPaul LongDe-Liang CroninLeroy 2004 Complexation of the highly branched, pentadecadentate chelating ligand <i>cis</i>,<i>cis</i>-1,3,5-cyclohexanetriamine-<i>N</i>,<i>N</i>,<i>N</i>‘,<i>N</i>‘,<i>N</i>‘ ‘,<i>N</i>‘ ‘-hexaacetic acid (H<sub>6</sub><b>L</b>) with iron(III) and sodium cations in the presence of carbonate anions leads to the formation of an {Fe<sub>6</sub>L<sub>2</sub>} cluster comprising an {Fe<sub>6</sub>} cage linked by 12 exo-coordinated sodium cations to form an extended 3D array.