Chemical Abstracts Service, CAS, is the producer of Chemical Abstracts, SciFinder, and co-partner in operating STN International, all of which provide comprehensive, authoritative, and reliable access to chemical and scientific information from databases covering topics such as chemistry, engineering, patents, medicine, ...
www.cas.org/ www.cas.org/
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Enter any of the following options in the search box: ... a CAS number e.g. 50-00-0. ... Free newsletters...
www.chemindustry.com/chemicals/
Search for: Tris, free base ... Enter a chemical name, CAS Number, or molecular formula. ... Search web sites for Tris, free base...
www.chemindustry.com/chemicals/0194823.html
CAS registry number - Wikipedia, the free encyclopedia
CAS registry numbers are unique numerical identifiers for chemical elements, compounds, polymers, biological sequences, mixtures and alloys. They are also referred to as CAS numbers , CAS RNs or ...
en.wikipedia.org/wiki/CAS_registry_number
An index to chemical information on the Internet, with structures and physical properties, searchable by name, structure, CAS Number, and physical properties.
www.chemfinder.com/
An index to chemical information on the Internet, with structures and physical properties, searchable by name, structure, CAS Number, and physical properties. ... Enter a Chemical Name, CAS Registry Number, Molecular Formula or Weight. Use * for partial names (e.g. aceto*). Search Tips » ... Free plugin required...
chemfinder.cambridgesoft.com/ chemfinder.cambridgesoft.com/
CAS number is a numeric designation given to a specific chemical compound by the Chemical Abstract Service. Enter a full or partial CAS number, with or without the dashes. ... Product/label search...
www.cdpr.ca.gov/docs/chemical/monster2.htm www.cdpr.ca.gov/docs/chemical/monster2.htm
PubChem- The granddaddy of all free chemistry databases. Search over 8 million compounds by a variety of criteria. ... Search capabilities are currently limited to text and don't appear to work with IUPAC names or CAS numbers. Where this quintessential disruptive technology and its offspring end up taking chemical publishing...
depth-first.com/articles/2007/01/24/thirty-two-free-che... depth-first.com/articles/2007/01/24/thirty-two-free-chemistry-databases
One of the more intriguing things PubChem can do is look up CAS Numbers for free. In this tutorial, we'll see how a simple Ruby script can be used to automate the conversion of CAS numbers into PubChem Compound IDs (CIDs). ... Notice that the library can be used to search for any keyword - not just CAS numbers. For example:
depth-first.com/articles/2007/09/13/hacking-pubchem-con... depth-first.com/articles/2007/09/13/hacking-pubchem-convert-cas-numbers-into-pubchem-cids-with-ruby
From Wikipedia, the free encyclopedia ... Visit the authority for CAS numbers and use either Scifinder or STN to search/validate the CAS number for the represented structure. There ARE multiple CAS numbers associated with a single compound so the CAS number itself might need to be annotated.
en.wikipedia.org/wiki/Wikipedia:WikiProject_Chemistry/C... en.wikipedia.org/wiki/Wikipedia:WikiProject_Chemistry/CAS_validation
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