Cation-pi interaction

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A cation-pi interaction is a noncovalent molecular interaction between the electron-rich π orbitals of an aromatic ring with adjacent cation. Such interactions are relatively strong, being roughly equivalent in energy to a hydrogen bond.

[edit] References

  • Ma JC and Dougherty DA. (1997) "The Cation-π Interaction", Chem. Rev., 97, 1303-1324.
  • Gallivan JP and Dougherty DA. (1999) "Cation-π interactions in structural biology", Proc. Natl. Acad. Sci. USA, 96, 9459-9464.
  • Zacharias N and Dougherty DA. (2002) "Cation-π interactions in ligand recognition and catalysis", TIPS, 23, 281-287.
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