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Self‐Assembly of Supramolecular Polyoxometalates: The Compact, Water‐Soluble Heteropolytungstate Anion [AsCe(H<sub>2</sub>O)<sub>36</sub>W<sub>148</sub>O<sub>524</sub>]<sup>76−</sup>
390
Citations
20
References
1997
Year
Crystal StructureSupramolecular AssemblyEngineeringSupramolecular PolyoxometalatesOrganic ChemistryChemistryLaiii AnaloguesPolymersInorganic CompoundChemical EngineeringStructure ElucidationFolded Cyclic StructureBiophysicsMaterials ScienceInorganic ChemistryPhysical ChemistrySupramolecular ChemistryCrystallographySupramolecular PolymerTitle AnionSelf-assemblyMain Group ChemistryCoordination Polymer
A relative molar mass of 40 000 and diameter of 4 nm are the remarkable dimensions of the title anion, which is, together with its LaIII analogues, the most massive inorganic water-soluble cluster so far observed (see picture on the right). These polyanions with 164 metal atoms are easily synthesized in fair yield. The folded cyclic structure incorporates twelve AsW9O33 and four W5O18 anionic subunits.
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