# International Chemical Identifier

> identifier for chemical substances

**Wikidata**: [Q203250](https://www.wikidata.org/wiki/Q203250)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/International_Chemical_Identifier)  
**Source**: https://4ort.xyz/entity/international-chemical-identifier


## References

1. [Relase v1.07.5. 2026](https://github.com/IUPAC-InChI/InChI/releases/tag/v1.07.5)
2. Freebase Data Dumps. 2013
3. [Source](https://www.inchi-trust.org/downloads/)