ChemSpider is a collection of compound data from across the web, which aggregates chemical structures and their associated information into a single searchable repository entry. These entries are supplemented with additional properties, related information and links back to original data sources.

Alternative Prefixes
ChemSpiderID Chemspider
chemistry life science molecules structure
Harry E. Pence   0000-0002-0412-9018
Pattern for Local Unique Identifiers

Local identifiers in ChemSpider should match this regular expression:

Example Local Unique Identifier
56586   Resolve
Pattern for CURIES

Compact URIs (CURIEs) constructed from ChemSpider should match this regular expression:

Example CURIE
2010 ChemSpider: An Online Chemical Information Resource
Metaregistry ChemSpider

The metaregistry provides mappings between the Bioregistry and other registries. There are 10 mappings to external registries for this resource with 7 unique external prefixes.

Registry Name Registry Metaprefix External Prefix Curate
BioContext biocontext CHEMSPIDER
CHEMINF cheminf 000405
EDAM EDAM Ontology logo edam 1173
FAIRSharing FAIRSharing logo fairsharing FAIRsharing.96f3gm
Integbio Integbio logo integbio nbdc01863 logo miriam chemspider
N2T Name-to-Thing logo n2t chemspider
Prefix Commons Prefix Commons logo prefixcommons chemspider
re3data Registry of Research Data Repositories logo re3data r3d100010205
Wikidata Wikidata Property logo wikidata P661
RDF Information

When using this resource in RDF, the following URI format should be used:$1


A provider turns a local unique identifiers from a resource into a URI. Many providers are also resolvable as URLs (i.e., they can be used in a web browser).

The local unique identifier 56586 is used to demonstrate the providers available for ChemSpider. A guide for curating additional providers can be found here.

Name Metaprefix URI
ChemSpider chemspider
ChemSpider (RDF) rdf
Bioregistry bioregistry miriam
Name-to-Thing n2t
Extra Providers

Additional providers curated in the Bioregistry are listed here. These are typically inherited from or Prefix Commons, and need extra curation.

Code Name URL
bio2rdf Bio2RDF