• ChemInfo
  An internet guide to chemistry resources maintained by Indiana University.
  http://www.indiana.edu/~cheminfo/
• BioChemNet
  Directory of selected web resources for biology/chemistry instructors and students.
  http://schmidel.com/bionet.cfm

• American Chemical Society
  http://www.acs.org/
• AOAC International
  Formerly the Association of Official Analytical Chemists.
  http://www.aoac.org/

• ChemWeb
  Registration (free) required.
  http://ChemWeb.com/

• Chemfinder
  A Chemical search engine which allows users to search compounds indexed on the web by name, formula, molecular weight, melting point, boiling point, CAS Registry number and structure.
  http://chemfinder.camsoft.com/
• NLM-SIS Chemical Structure Searching
  The National Library of Medicine Specialized Information Services Chemical Structure Database. Chemscape Chime plug-in needed.
  http://chem.sis.nlm.nih.gov/
• Web-Elements (U.S. mirror)
  A periodic table of the elements with associated information.
  http://chemserv.bc.edu/web_elements/web-elements-home.html
• Chemical Reference Data
  Chemistry WebBook by the National Institute of Standards and Technology. Searchable by formula, name, partial formula, CAS registry number, molecular weight, ionization energy, or proton affinity.
  • Neutral Thermochemical data
  • Condensed Phase Heat Capacity data
  • Ionization Energetics (IE, AE) data
  • Ionization Energy data
  • Negative Ion Energetics data
  • Proton Affinity data
  • Heat of Sublimation data
  • Boiling Point data
  • Thermophysical Properties of Fluid Systems
  • Names, Structures, Mass and IR Spectra data
http://webbook.nist.gov/chemistry/

• ChemNet
  Registration (free) required.
  http://www.chemnet.com/

This page maintained by Antoinette Nelson