Browse journals published by ACS. I membership is needed to access any of these articles, however, you can still browse and if your find something you need, order it via Interlibrary Loan.
PubChem provides information on the biological activities of small molecules. Includes substance information, compound structures, and BioActivity data in three primary databases, Pcsubstance, Pccompound, and PCBioAssay, respectively
Owned by the Royal Society of Chemistry. If you search for a chemical, it will return information including properties, sources, and links to articles.
This is the most comprehensive scientific research tool on the web. With over 450 million scientific items indexed, it allows researchers to search for not only journal content but also scientists' homepages, courseware, and other scientific data.
JCE ChemInfo: Organic is a collection of Web pages containing information useful to teachers, researchers, and students in organic chemistry, biochemistry, and medicinal chemistry
Science.gov searches over 40 databases and over 2000 selected websites, offering 200 million pages of authoritative U.S. government science information, including research and development results. Science.gov is governed by the interagency Science.gov Alliance