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CHEM6612: Scientific Communication in Chemistry II


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Database Attributes

Database comparison
  PubMed Reaxys SciFindern

1946– (1966–records are more detailed)

1771– (organic); 1817– (inorganic/organometallic)

1907– (also, some older essential references added retrospectively)

Literature Types

Journal articles, technical reports, books; 50+ languages

Journal articles, patents, conference papers; multiple languages Journal articles, patents, books (and some book chapters), technical reports, dissertations, preprints, conference papers; 50+ languages
Purpose(s) Comprehensively indexing worldwide biomedical and life sciences literature Originally, depth: compiling critically evaluated chemical data. Now: same, plus indexing key chemistry literature. Breadth: comprehensively indexing worldwide chemistry literature and enumerating substances,identifying new reactions, locating chemical suppliers and national regulations
Substance and Reaction Coverage Good coverage of substances and reactions of biomedical interest, but no specific substance or reaction search tools Aims for comprehensive coverage of data and reactions in key chemistry literature Emphasis on novel/new substances and reactions
Properties Reported Incidental reporting, as presented in abstracts >300 data properties reported. Some data was critically evaluated before inclusion. Selected data types. Values reported "as is" from chemical literature.
Updates Daily Weekly Daily
Cost Free Confidential subscription price (order of magnitude > $104 at US universities) Confidential subscription price (order of magnitude >$104 at US universities)
Additional notes Inconsistent application of CAS Registry Numbers (CAS RNs) to substance indexing. No reaction, structure, or property search tools. Includes data from NIH's "open" (free) PubChem database Includes PubMed content, but does not include all PubMed literature search tools