# Hammett equation

> free-energy relationship in organic chemistry

**Wikidata**: [Q901637](https://www.wikidata.org/wiki/Q901637)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hammett_equation)  
**Source**: https://4ort.xyz/entity/hammett-equation


## References

1. Freebase Data Dumps. 2013
2. Quora
3. [OpenAlex](https://docs.openalex.org/download-snapshot/snapshot-data-format)