PubChem provides information on the biological activities of small molecules. It is a component of NIH's Molecular Libraries Roadmap Initiative. PubChem Compound archives chemical structures and records.

Prefix
pubchem.compound
Alternative Prefixes
Pubchem pubchem_id PUBCHEM_CID CID PubChem_Compound_CID DSSTox_CID
Links
Homepage @pubchem
Contact
Missing Contact
Pattern for Local Unique Identifiers

Local identifiers in PubChem CID should match this regular expression:
^\d+$

Example Local Unique Identifier
100101   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from PubChem CID should match this regular expression:
^pubchem\.compound:\d+$

Example CURIE
pubchem.compound:100101
Ontology
Part Of
pubchem
Metaregistry PubChem CID

The metaregistry provides mappings between the Bioregistry and other registries. There are 10 mappings to external registries for pubchem.compound.

Registry Name Metaprefix External Prefix
BioContext biocontext CID
Biolink Model Registry biolink CID
Cellosaurus Registry cellosaurus PubChem
Chemical Information Ontology cheminf 000140
FAIRSharing FAIRSharing logo fairsharing FAIRsharing.g63c77
Gene Ontology Registry go PubChem_Compound
Identifiers.org Identifiers.org logo miriam pubchem.compound
Name-to-Thing Name-to-Thing logo n2t pubchem.compound
Prefix Commons prefixcommons pubchem.compound
Wikidata Property Wikidata Property logo wikidata P662
Providers

Providers are various services that resolve CURIEs to URLs. The example CURIE pubchem.compound: is used to demonstrate the provides available for pubchem.compound. Generation of OLS and BioPortal URLs requires additional programmatic logic beyond string formatting.

Name Metaprefix URI
PubChem CID pubchem.compound https://pubchem.ncbi.nlm.nih.gov/compound/100101
Bioregistry bioregistry https://bioregistry.io/pubchem.compound:100101
Identifiers.org miriam https://identifiers.org/pubchem.compound:100101
Name-to-Thing n2t https://n2t.net/pubchem.compound:100101
None scholia https://scholia.toolforge.org/pubchem/100101
None scholia https://scholia.toolforge.org/pubchem/100101
Extra Providers

Additional providers curated in the Bioregistry are listed here.

Code Name URL
scholia Scholia https://scholia.toolforge.org/pubchem/100101