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SciFinder® is a research discovery application that provides unlimited access to the world's most comprehensive and authoritative source of references, substances and reactions in chemistry and related sciences.

SciFinder offers a one-stop shop experience with flexible search and discover options based on user input and workflow. You can search for substances, reactions, and patent and journal references anytime, anywhere.

  • Make better, more confident decisions knowing that you have access to the largest collection of substances, reactions, and patent and journal references produced, compiled, and updated daily by CAS scientists around the world.
  • Save time with an array of powerful tools to search, filter, analyze and plan that allow you to quickly find the most relevant answers to your research questions.

It is used to access information in selected Chemical Abstracts Service (CAS) databases: CAPlus, CARegistry, CAREACTS, CHEMCATS, and CHEMLISTS, plus the NIH database Medline.

SciFinder requires an individual username and password. Only one login ID per user is allowed.


Browser Compatibility

Click here to see the recommended configuration for optimal performance of SciFinder. JavaScript, Java, cookies, and pop-ups must all be enabled.

Read more about system requirements.

New user

The first time you use this database you need to register for an account.  Use this SciFinder Registration Information link to access registration information.


Access conditions: 


Accessible from: public PCs in the libraries/wireless/off-campus. Registration required.


Subject area: 


ACS (American Chemical Society)

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