# allantoin biotin

> chemical compound

**Wikidata**: [Q27269483](https://www.wikidata.org/wiki/Q27269483)  
**Source**: https://4ort.xyz/entity/allantoin-biotin


## References

1. Global Substance Registration System
2. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=4492-73-3)
3. PubChem
4. ChemSpider
5. UniChem