Useful Organic Chemistry Websites
Periodic Tables
CST Periodic Table
A good, graphical, periodic table of the elements
Chemicool
Periodic table and chemistry reference (MIT)
NMR Periodic Table
Includes data on spin and magnetogyric ratios
Web-elements
A very complete periodic table form the University of Sheffield
Databases
NIST Data Base
Thermochemistry and Spectroscopy data base (National Institute of Standards)
Molecular Compounds DataBase
ChemFinders DataBase of molecular properties indexed by formula and molecular weight
National Institute of Standards
Physical Constants, SI units, Measurement Uncertainty
Molecular Modeling
Spartan Programs
Hehre's Molecular modeling and visualization programs
Quantum Review
C.David Sherrill: A Brief Review of Elementary Quantum Chemistry
Other Resources
Colby College
Colby College's main chemistry page
Organic Reactions Page
Schemes for more than 300 classic orgaic reactions
Yahoo's Organic Chemistry Page
Nomenclature to Organometallic Chemistry
RIT's NMR Site
A good Undergraduate NMR site