# hem

> chemical compound of the porphyrin group

**Wikidata**: [Q12538746](https://www.wikidata.org/wiki/Q12538746)  
**Source**: https://4ort.xyz/entity/hem-q12538746


## References

1. Glossary of Class Names of Organic Compounds and Reactive Intermediates Based on Structure (IUPAC Recommendations 1995)