Any One

TOUR

Textbook revolution
       http://textbookrevolution.org/index.php/Subjects/Chemistry
The virtual textbook of organic chemistry
       http://www.cem.msu.edu/~reusch/VirtualText/intro1.htm
Knovel
       http://www.knovel.com/
Oxford reference online
       http://www.oxfordreference.com/
Chemistry-dictionary.com
       http://www.chemistry-dictionary.com/
Chemgapedia
       http://www.chemgapedia.de/vsengine/topics/en/vlu/index.html
The basics of NMR
       http://www.cis.rit.edu/htbooks/nmr/
ChemTube3D
       http://www.chemtube3d.com/index.html
MIT opencourseware: chemistry
       http://ocw.mit.edu/OcwWeb/Chemistry/index.htm
Higher Education Academy (HEA) Physical Sciences Centre
       http://www.heacademy.ac.uk/physsci/Home/Index.aspx
The Royal Society of Chemistry's LearnNet
       http://www.rsc.org/education/teachers/learnnet/
World Lecture Hall
       http://web.austin.utexas.edu/wlh/
Polymer Science Learning Center
       http://pslc.ws/macrog/maindir.htm
European Patent Office (Esp@cenet)
       http://ep.espacenet.com/
Scirus
       http://scirus.com/
Nature precedings
       http://precedings.nature.com/
OpenDOAR
       http://www.opendoar.org/
The networked digital library of theses and dissertations (NDLTD)
       http://www.ndltd.org/serviceproviders/scirus-etd-search
EthOS (electronic theses online system)
       http://ethos.bl.uk/Home.do
The American Chemical Society
       http://pubs.acs.org/
The Royal Society of Chemistry
       http://www.rsc.org/Publishing/journals/
Science Direct
       http://www.sciencedirect.com/science/journals/
ABC chemistry - free full-text journals in chemistry
       http://www.abc.chemistry.bsu.by/current/fulltext.htm
The directory of open access journals (DOAJ)
       http://www.doaj.org/
Chemistry central
       http://www.chemistrycentral.com/about/
SciFinder scholar
       http://scifinder.cas.org/scifinder/
Crossfire
     ...