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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
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.
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.
list of suppliers and catalog numbers "eMolecules". 8,000,000 [5] ... Chemical Abstracts Service of American Chemical Society: organic, inorganic chemicals, proteins
List of chemical elements; ... Relevant links for chemical compounds are: Chemical Abstracts Service, a division of the American Chemical Society
An example is the Chemical Abstracts Service (CAS) registration system. See also CAS registry number. List of chemical cartridges. Accord; Direct [30] J Chem [31]
The Beilstein database is a database in the field of organic chemistry, in which compounds are uniquely identified by their Beilstein Registry Number.The database covers the scientific literature from 1771 to the present and contains experimentally validated information on millions of chemical reactions and substances from original scientific publications.
To identify the preferred CRU, the chain is broken so that the senior ring is retained with the maximum number of heteroatoms and the minimum number of free valences. [ 12 ] An example is The preferred CRU is an acyclic subunit of 4 carbon atoms with 4 free valences, one at each atom, as shown.