Аннотация
The inter- and intramolecular aurophilic ClAuPH3(2), S(AuPH3)(2) and AuPH3(4)(2+) interactions were studied using ab initio post-Hartree-Fock and DFT methodologies. The post-Hartree-Fock methods provide results closer to the experimental data than DFT-based methods. It is possible to highlight the results obtained by the SCS-MP2 and CCSD(T) methods. In the classic ClAuPH3(2) dimer, the aurophilic interaction is driven by the induction and dispersion terms. When DFT is used, the best results of geometry and interaction energy are obtained with the PW91 level. We find -D3 Grimme correction, M06HF, M06L, M06 M062X, M052X, CAM-B3LYP and LC-omega PBE provided results of similar accuracy as MP2.
- ag,
- attraction,
- au,
- aurophilic
- chemistry,
- clusters,
- complexes,
- correction,
- crystal-structures,
- cu
- dft,
- dimers,
- dispersion
- dqcauchile
- gold
- interaction,
- kinetics,
- metallophilic
- theoretical
- thermochemical
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