Frequently Asked Questions
What should I do if I forget my username or password?
To recover your information, complete this form.
Can I update the information I provided when I registered?
Yes, you can update your password, email address and other personal information at any time via your CAS Profile. Log in with your CAS SciFindern username and password.
Where can I find the latest technical information about CAS SciFindern (e.g., system requirements, What’s New)?
This information can be found in the About SciFindern section of the in-product Help.
Are there any scheduled downtimes for system maintenance?
No, you can access CAS SciFindern at any time.
Are there any limits to how CAS SciFindern can be used?
Why do I get more (or less) answers in my Alerts with CAS SciFindern than in my Keep Me Posted (KMP) alerts with CAS SciFinder®?
Some filters applied to KMP alerts in CAS SciFinder may not transfer to Alerts in CAS SciFindern. You may need to review and modify your Alert search strategy.
Why did my reaction structure search only return single-step reactions?
Use the "Get Reactions" button from a substance record to retrieve the most complete set of results, including reactions where your substance is the product or reactant, and both single and multi-step reactions.
Where are the Advanced Options for structure searching in CAS SciFindern?
The Advanced Options for structure searching available in CAS SciFinder are now filter options on the results page in CAS SciFindern.
What type of information can be searched using the All Search function in CAS SciFindern?
With All Search, enter keywords, CAS Registry Numbers, patent numbers or accession numbers to retrieve information related to substances, references, reactions and suppliers.
Who should I contact if I have additional questions?
Please contact the CAS Customer Center.