# dihydroxymethylidene

> chemical compound; unstable carbene tautomer of formic acid

**Wikidata**: [Q332879](https://www.wikidata.org/wiki/Q332879)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Dihydroxymethylidene)  
**Source**: https://4ort.xyz/entity/dihydroxymethylidene


## References

1. [CAS Common Chemistry](https://commonchemistry.cas.org/detail?cas_rn=71946-83-3)
2. Dihydroxycarbene. PubChem
3. Dihydroxymethylidene. ChemSpider
4. Mapping file of InChIStrings, InChIKeys and DTXSIDs for the EPA CompTox Dashboard
5. UniChem