[Cu32(H)20{S2P(O i Pr)2 }12 ]: The Largest Number of Hydrides Recorded in a Molecular Nanocluster by Neutron Diffraction
Journal Article
·
· Chemistry - A European Journal
- National Dong Hwa Univ., Shoufeng (Taiwan)
- Univ. de Rennes, Rennes (France). Inst. of Chemical Sciences
- Oak Ridge National Lab. (ORNL), Oak Ridge, TN (United States). Chemical and Engineering Materials Division
- Academia Sinica Nankang, Taipei (Taiwan). Inst.of Chemistry
- Univ. of KwaZulu-Natal, Durban (South Africa). School of Chemistry and Physics,
An air- and moisture-stable nanoscale polyhydrido copper cluster [Cu32(H)20{S2P(O i Pr)2 }12 ] (1H) was synthesized and structurally characterized. The molecular structure of 1H exhibits a hexacapped pseudo-rhombohedral core of 14 Cu atoms sandwiched between two nestlike triangular cupola fragments of (2x9) Cu atoms in an elongated triangular gyrobicupola polyhedron. The discrete Cu32 cluster is stabilized by 12 dithiophosphate ligands and a record number of 20 hydride ligands, which were found by high-resolution neutron diffraction to exhibit tri-, tetra-, and pentacoordinated hydrides in capping and interstitial modes. We conclude that this result was further supported by a density functional theory investigation on the simplified model [Cu32(H)20(S2PH2)12].
- Research Organization:
- Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States)
- Sponsoring Organization:
- Ministry of Science and Technology of Taiwan; USDOE Office of Science (SC), Basic Energy Sciences (BES) (SC-22)
- Grant/Contract Number:
- AC05-00OR22725
- OSTI ID:
- 1261439
- Journal Information:
- Chemistry - A European Journal, Journal Name: Chemistry - A European Journal Journal Issue: 23 Vol. 21; ISSN 0947-6539
- Publisher:
- ChemPubSoc EuropeCopyright Statement
- Country of Publication:
- United States
- Language:
- English
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