# cation–π interaction

> noncovalent molecular interaction between the face of an electron-rich π system and an adjacent cation; example of noncovalent bonding between a monopole (cation) and a quadrupole (π system)

**Wikidata**: [Q5053556](https://www.wikidata.org/wiki/Q5053556)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Cation–π_interaction)  
**Source**: https://4ort.xyz/entity/cation-interaction


## References

1. Freebase Data Dumps. 2013