# tropylium cation

> circular ion

**Wikidata**: [Q1185022](https://www.wikidata.org/wiki/Q1185022)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Tropylium_cation)  
**Source**: https://4ort.xyz/entity/tropylium-cation


## References

1. Freebase Data Dumps. 2013
2. PubChem
3. ChEBI release 2021-03-01
4. UniChem