Database Resources

Beilstein. Free bibliographic data from organic chemistry journals
National Library of Medicine gateway. Free bibliographic data from life science journals
PubMed. Free bibliographic data from life science journals
Ingenta. Free bibliographic data from journals
Chemical Abstracts (CAS). Commercial bibliographic data for chemistry and chemical engineering
Chemkey. Commercial database
Science Citation Index. Commercial bibliographic information.
ISI Web of Science. Commercial database
WebReactions. Free reaction search
Beilstein. Commercial chemical reactions database
CASReact. Commercial chemical reactions database
ChemInform Reaction Library. Commercial chemical reactions database
ChemPrep. Commercial chemical reactions database
Comprehensive Heterocyclic Chemistry. Commercial heterocyclic reactions database
Current Chemical Reactions. Commercial chemical reactions database
Current Synthetic Methodology. Commercial chemical reactions database
Derwent Journal of Synthetic Methods. Commercial chemical reactions database
Encyclopedia of Reagents for Organic Synthesis (e-EROS). Commercial chemical reagent database
Organic Synthesis. Electronic version of the books.
Journal of Synthetic Methods. Commercial synthetic methods database
Reaction Citation index. Commercial combination of current chemical reactions and science citation index
Science of Synthesis. Commercial synthesis strategy
Reference Library of Synthetic Methodology. Commercial synthetic methodologies database
Protecting Groups. Commercial protecting group database
Solid-Phase Organic Reactions. Commercial solid-phase reactions database
Solid-Phase Synthesis. Commercial solid-phase reactions database
Spresi Reaction Database. Commercial organic reactions database
ChemFinder. Free chemical database
ChemIDplus. Free chemical database
Integrated Spectral Data Base System for Organic Compounds (SDBS). Free spectral database
ChemExper Chemical Directory. Free chemical database

Spectroscopy Resources

NMR

The Basics of NMR. An online NMR primer
Principles and Applications. Online lectures from Imperial College
Organic Chemistry Online - Basic Proton and C-13 NMR. Online primer
Periodic Table. NMR data of the elements
Physical data of NMR solvents. NMR data for the common NMR solvents
NMR Wizard. Input a chemical shift and the program suggests a functional group (1H and 13C). There are also chemical shift tables for 1H, 13C, 15N, 17O, 19F and 31P and coupling constants for 1H
The FTNMR Free Induction Decay Archive. An archive of FIDs

Mass Spectrometry

Basic Mass Spectroscopy. An online primer
Exact Mass Calculation. Gives the exact mass of the elements
History of Mass Spectrometry
Exact Masses of the Elements and Isotopic Abundances
Fragmentation of common functional groups
Table of common Ions and fragments
SIS exact mass calculator. Calculates exact masses and relative intensities
SIS mass spectrum generator
SIS isotope distribution calculator

Organic Compound Identification Using Infrared Spectroscopy. Online theory
Characteristic IR Band Positions. A table of IR frequencies
IR Wizard. Enter a wave number and it suggests a functional group
NIST chemistry webbook. Searchable database of IR spectra
FDM FTIR database

UV/Vis

Visible and Ultraviolet Spectroscopy. Online primer
UV-VIS spectra of dyes and indicators