November 5, 2021

SciFinder, a chemical information database, will migrate to SciFindern on April 1, 2022.
Prior to the migration, SciFindern has been available since November 2021. If you need to keep your saved SciFinder answer sets and alerts, please do the migration work by the end of March 2022.

  • November 2021 - March 31, 2022 : Both SciFinder and SciFindern are available
  • April 1, 2022 - : Only SciFindern will be available

About SciFindern

SciFinderⁿ is a discovery tool of scientific information provided by CAS. You can comprehensively search information related to chemistry, e.g. literatures, patents, and chemical substances and their regulatory information and reagent catalog information around the world.

Difference from SciFinder

  • Simple interface
  • Enhanced search functions (e.g. Retrosynthesis Planner)
  • Additional contents (e.g. experimental procedures, formulations information, full-text patent)

All databases and search functions of SciFinder are available in SciFindern.

How to use SciFindern


Access the site while on a device connected to the Tokyo Tech campus network. Tokyo Tech students, full-time instructors, and part-time instructors can access the database from off campus using the SSL-VPN.

*The database does not require the campus network connection until January 31, 2022.

Username / Password

  • SciFinder users: You can access SciFindern with your existing username and password.
  • New users: Access this page (internal) and register for SciFindern following to the instruction on the page.

Migrating saved SciFinder answer sets and alerts

  1. Click the "★Saved" in the upper right of the screen after logging in to SciFindern.
  2. Click the "Migrate" in the "Migrate Alerts & Saved Results" box in the left side of the screen.

*SciFinder answer files exported to an external drive in the .akx file format must be imported and saved to SciFinder before they can be migrated to SciFindern.

See here for details.


Information Management Group /