1) Major Chemical Database Collections
Chemical Abstracts Service (CAS)
http://www.cas.org/
Scientific Technical Databases (STN)
http://www.stn-international.de/
Vifapharm Databases
http://www.vifapharm.de/datenbank.htm
ChemLin Chemical Databases
http://www.chemlin.de/chemie/datenbanken.htm
Online Database Collection, University of Cincinnati
http://www.engrlib.uc.edu/selfhelp/alphlist.htm
2)Chemical Substances Search
Chemfinder
http://chemfinder.cambridgesoft.com/
ChemIDplus
http://chem.sis.nlm.nih.gov/chemidplus
Chemical Substances Search (Chemical Industry)
http://www.chemindustry.com/chemicals
Web related Servers / Chemistry and small Molecules
http://www.iucr.org/sincris-top/themes/chimie/
3) Synthesis
SPRESI (Storage and Retrieval of Chemical Structure Information) - Web, Infochem
http://www.spresi.com/
Organic Synthesis (OS)
http://www.orgsyn.org/
4) Analysis
Chromatography Online, Library4Science
http://www.chromatography-online.org/
Separations NOW - Resource for Chromatography
http://www.separationsnow.com/basehtml/SepH/1,1353,0-4-25555-0-25555-directories--0,00.html
Analytical Database Systems
http://www.limathon.com/
Chromatography, ChemicalAnalyis.com
http://www.chemicalanalysis.com/chromatography.htm
ASTEC USA
http://www.astecusa.com/
Agilent (HP)
http://www.home.agilent.com/agilent/facet.jspx?t=80030.k.1&cc=US&lc=eng&sm=g&pageMode=TM
Thomson Instrument Company
http://www.hplc1.com/index.html
SEDERLE
http://www.sedere.com/
Dionex
http://www.dionex.com/app/tree.taf?asset_id=9536
Metrohm
http://www.metrohm.ch/applications.html
CAMAG
http://www.camag.ch/index.htm
5) Spectral Data
Spectral Data, National Institute of Advanced Industrial Science and Technology, Tsukuba, Ibaraki, Japan
http://www.aist.go.jp/RIODB/SDBS/sdbs/owa/sdbs_sea.cre_frame_sea
Spectral Libraries
http://www.acdlabs.com/products/spec_lab/exp_spectra/spec_libraries/
SDBS - Integrated Spectral Data Base System for Organic Compounds
http://www.aist.go.jp/RIODB/SDBS/menu-e.html
Thermo Galactic Spectra Online
http://spectra.galactic.com/
Spectral Database of Organic Compounds
http://www.lehman.cuny.edu/chem/chemlib.html
NMR-Shift Database
http://www.nmrshiftdb.org/
6) Reference Standards
List of Chemical Reference Substances (WHO)
http://www.who.int/medicines/organization/qsm/activities/qualityassurance/pharmacopea/icrs.doc
LGC Promochem
http://www.lgcpromochem.com/home/home_en.aspx
Chemical References
http://www.comar.bam.de/
The National Institute of Standards and Technology (NIST) Chemistry Web Book
http://webbook.nist.gov/chemistry/
7) Pharma & Medicine
Rx list: Internet Drug Index
http://www.rxlist.com/script/main/hp.asp
