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Link to Washington and Jefferson College


This guide will introduce you to resources that will help you when researching in chemistry.

Academic Hours for Students

Chemistry Students please note:
Access to STN Easy is limited to on campus only. These are the hours available to our students.

1:00 AM Sunday – 5:00 AM Monday
Time Zone 5:00 PM – 5:00 AM the following day, Monday – Friday
5:00 PM Friday – 10:00 PM Saturday*

*On the first Saturday of each month, STN is only available until 5:00 PM

For more information ask a Librarian at the Research Desk, ask your Chemistry Professor, or open the Chemistry Research Guide for CAS STN hours.

The CAS Academic Program applies only to the following CAS databases; CA, HCA, ZCA, CIN, HCIN, CAS Registry, ZRegistry, LCA, LRegistry, LCAsreact, and LMarpat.