SciFinderPublished by the American Chemical Society, SciFinder provides access to the Chemical Abstract database. It contains chemistry, biochemistry and chemical engineering journals, patents, book chapters, conference proceedings, dissertations, technical reports. It has the world's largest collection of organic and inorganic substance information.
Restriction: First time users should register, at: (https://origin-scifinder.cas.org/registration/index.html?corpKey=72286060-86F3-5055-7553-F82B188D3419)
JAVA: You need to have "Java Applet and Java Web Start support" installed on your PC. Download and install JAVA at: http://www.java.com/getjava/index.jsp