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  1. pubchem.ncbi.nlm.nih.govPubChem

    PubChem is the world's largest collection of freely accessible chemical information. Search chemicals by name, molecular formula, structure, and other identifiers. Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more.

    • NIH National Library of Medicine NCBI

      NCBI is a hub for biotechnology information, offering...

    • PubChem

      Learn about PubChem chemical database, browse or search the...

    • Docs

      Google Patents provides patent information to the public via...

    • Submit

      PubChem Upload tool enables users to submit data to the...

    • Browse Data

      Browse PubChem data using a classification of interest, or...

    • Periodic Table

      Interactive periodic table with up-to-date element property...

    • Explore Data Sources

      A list of PubChem data contributors. Browse PubChem data...

    • PubMed/MEDLINE

      PubMed® comprises more than 37 million citations for...

  2. pubmed.ncbi.nlm.nih.govPubMed

    PubMed® comprises more than 37 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.

  3. pubchem.ncbi.nlm.nih.gov › docs › structure-searchStructure Search - PubChem

    PubChem Structure Search allows the PubChem Compound Database to be queried by chemical structure or chemical structure pattern.

  4. pubchem.ncbi.nlm.nih.gov › docs › compoundsCompounds - PubChem

    PubChem Compound records are derived summaries that give users access to a rich set of related content. Compound records contain unique chemical structures extracted from contributed Substance records through standardization.

  5. pubmed.ncbi.nlm.nih.gov › 26400175PubChem Substance and Compound databases - PubMed

    4 sty 2016 · PubChem (https://pubchem.ncbi.nlm.nih.gov) is a public repository for information on chemical substances and their biological activities, launched in 2004 as a component of the Molecular Libraries Roadmap Initiatives of the US National Institutes of Health (NIH).

  6. en.wikipedia.org › wiki › PubChemPubChem - Wikipedia

    PubChem is a database of chemical molecules and their activities against biological assays. The system is maintained by the National Center for Biotechnology Information (NCBI), a component of the National Library of Medicine, which is part of the United States National Institutes of Health (NIH).

  7. pubchem.ncbi.nlm.nih.gov › docs › search-and-toolsSearch and Tools - PubChem

    An overview of search and other analysis capabilities in PubChem.