Concepedia

Spin Delocalization in Metallo-Pyrromethenes and Porphyrins

D. R. Eaton, E. A. LaLancette

The Journal of Chemical Physics · 1964 · 30 citations · 18 references

DOI

Concepts

Abstract

Fermi contact shifts have been observed in the NMR spectra of Ni II and Co II pyrromethenes and of Fe III tetraphenylporphyrin chloride. These shifts have been interpreted in terms of delocalization of spin from the metal d orbitals to the lowest antibonding ligand π orbital.

References

18

Theory of Isotropic Hyperfine Interactions in π-Electron Radicals

Harden M. McConnell, Donald B. Chesnut · The Journal of Chemical Physics · 1958 · 903 citations

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Isotropic Nuclear Resonance Shifts

Harden M. McConnell, Richard E. Robertson · The Journal of Chemical Physics · 1958 · 717 citations

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Self-consistent field theory of the electron spin distribution in π-electron radicals

A. McLachlan · Molecular Physics · 1960 · 683 citations

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Porphyrin Studies. V.<sup>1</sup> The Metal Complex Salts of α,β,γ,δ-Tetraphenylporphine

Paul W. K. Rothemund, Amel R. Menotti · Journal of the American Chemical Society · 1948 · 242 citations

, , +10

The calculation of the electric dipole moments of some conjugated heterocyclic compounds

Leslie E. Orgel, T. L. Cottrell, W. Dick et al. · Transactions of the Faraday Society · 1951 · 186 citations

, , +14