Check this out for the most up to date list of links on Foley Library's Delicious account
Chemistry.org - http://acswebcontent.acs.org/home.html
Services and products of the American Chemical Society, the world's largest scientific society.
Information Retrieval in Chemistry WWW Server - http://macedonia.chem.demokritos.gr/main.html
This site provides information offered across the Internet in the field of chemistry and related fields. This server is located at the Institute of Physical Chemistry, Athens, Greece.
Links for Chemists - http://www.liv.ac.uk/Chemistry/Links/links.html
The University of Liverpool and its department of chemistry designed and manage this site. It indexes more than 7,500 chemistry Web resources in more than 60 categories.
NIST Chemistry WebBook - http://webbook.nist.gov/chemistry/
An authoritative database (by the former National Bureau of Standards) representing critical evaluation of relevant data by experts. Broad coverage including thermochemistry for 5,000 compounds, ion energetics for 14,000 compounds, and more.
Office of Scientific and Technical Information - http://www.osti.gov/
Energy, Science, & Technology Information Resources - U.S. Department of Energy (DOE).
Virtual Chemistry Library - http://www.chem.ucla.edu/chempointers.html
Includes info on chemistry organizations, academic programs, and resources, plus lots more.