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  2. Chemical Abstracts Service - Wikipedia

    en.wikipedia.org/wiki/Chemical_Abstracts_Service

    Chemical Abstracts Service Building B in August 2009. Columbus, Ohio. STN (Scientific & Technical Information Network) International is operated jointly [4] by CAS and FIZ Karlsruhe, and is intended primarily for information professionals, using a command language interface.

  3. CAS Registry Number - Wikipedia

    en.wikipedia.org/wiki/CAS_Registry_Number

    Screenshot of the CAS Common Chemistry database with information about caffeine ().. A CAS Registry Number [1] (also referred to as CAS RN [2] or informally CAS Number) is a unique identification number, assigned by the Chemical Abstracts Service (CAS) in the US to every chemical substance described in the open scientific literature, in order to index the substance in the CAS Registry.

  4. List of chemical databases - Wikipedia

    en.wikipedia.org/wiki/List_of_chemical_databases

    Chemical reaction SMILES, annotated procedures, characterization data, reference metadata Curated from patent literature "SaguaroChem". 4 July 2024. 2,091,105 SciFinder: Chemical Abstracts Service of American Chemical Society: organic, inorganic chemicals, proteins CASNo paid access only 130,000,000 ScrubChem scraped from PubChem "ScrubChem ...

  5. List of CAS numbers by chemical compound - Wikipedia

    en.wikipedia.org/wiki/List_of_CAS_numbers_by...

    This is a list of CAS numbers by chemical formulas and chemical compounds, indexed by formula.The CAS number is a unique number applied to a specific chemical by the Chemical Abstracts Service (CAS).This list complements alternative listings to be found at list of inorganic compounds and glossary of chemical formulae

  6. Cas - Wikipedia

    en.wikipedia.org/wiki/Cas

    CAS Registry Number, a unique identification number, assigned by the Chemical Abstracts Service in the US to every chemical substance Cas (mathematics) Computer algebra system (CAS)

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  8. Chemical database - Wikipedia

    en.wikipedia.org/wiki/Chemical_database

    Each of these would be considered a different record in a chemical registry system. Registration systems also preprocess molecules to avoid considering trivial differences such as differences in halogen ions in chemicals. An example is the Chemical Abstracts Service (CAS) registration system. See also CAS registry number.

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