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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.

    • 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...

  2. 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.

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

    Public domain. 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).

  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. pl.wikipedia.org › wiki › PubChemPubChem – Wikipedia, wolna encyklopedia

    PubChem – baza danych związków chemicznych zarządzana przez National Center for Biotechnology Information (NCBI), który jest częścią National Library of Medicine, który z kolei jest instytucją podległą United States National Institutes of Health (NIH).

  6. pubchem.ncbi.nlm.nih.gov › docs › aboutAbout - PubChem

    Learn about PubChem chemical database, browse or search the documentation and find PubChem staff contact information.

  7. pubchem.ncbi.nlm.nih.gov › docsDocs - PubChem

    Entrez is a primary text search and retrieval system used for the three primary databases in PubChem and other major NCBI databases, including PubMed, Nucleotide and Protein Sequences, Protein Structures, Genome, Taxonomy, BioSystems, Gene Expression Omnibus (GEO) and many others. Indices and Filters.