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Reaxys: Beilstein/Gmelin/Patent Chemistry

Resources and how-to guide to use Reaxys efficiently


What can you use Reaxys for?

Through Reaxys interface, you can search Beilstein, Gmelin, and Patent Chemistry database to retrieve the following content and the references to literature in which these content appear. 

  • Chemical Substances
  • Measured Substance Property Data (Physical, Biochemical, Application, 
  • Chemical Reactions

Access to Reaxys

You may access Reaxys here

Occasionally, you may see a message like "You have an IP license but a user name is still required" when you open the link above. If you do need to use the database immediately, please click on the Register me link to create your own user name and password or just Log In if you already have one. Please do NOT use the same ones as your unique name and password.

Note: If you are using Firefox to search the database, Reaxys are only tested for FireFox 3.6 with Java 1.6.11 or higher. If you experience difficulties with the structure editor in Firefox, please check your Java updates or use IE or Safari instead. Please check Reaxys documents for details about tested environment. 


The three databases behind Reaxys interface contains: 

  • Selected core chemistry journals(1771-) (organic, organometallic, inorganic chemistry) 
  • Selected organic chemistry patent publications(1803-1980) 
  • English-language organic chemistry patent publications (WO, US, EP 1976-) from the primary International Patent Class IPC  C07 Organic Chemistry, A61K medicinal Preparations(with C07 as sec. IPC), A01N Biocides, Agrochemicals, C09B Dyes