ChemIDplus is a web-based search system that provides access to structure and nomenclature authority files used for the identification of chemical substances cited in National Library of Medicine (NLM) databases. It also provides structure searching and direct links to many biomedical resources at NLM and on the Internet for chemicals of interest. It contains more than 400,000 chemical records, including 3D structure models for more than 300,000 chemicals and 645,000 variations.
This data repository is not currently reporting usage information. For information on how your repository can submit usage information, please see our documentation.