ChemIDplus
The U.S. National Library of Medicine's Chemical Identification and Search Database allows users to enter compound identifiers such as Chemical Name, CAS Registry Number, Molecular Formula, Classification Code, Locator Code, and Structure or Substructure.
Chem Spider
This chemical structure database maintained by the Royal Society of Chemistry provides access to over 29 million structures from hundreds of data sources.
eMolecules
A free chemical structure drawing search engine with access to millions of public domain structures from vendors worldwide.
National Center for Biotechnology Information (NCBI)
A national resource for molecular biology, biochemistry, and genetics information.
United States Patent and Trademark Office (USPTO)
Full-text database of U.S. patents and patent applications.
Comments (0)
You don't have permission to comment on this page.