Chemistryweb is an annotated directory of Internet resources for students, educators, and researchers. It is prepared and maintained by the Division of Chemistry, National Institute of Education, Nanyang Technological University of Singapore. Provides access to the data compiled and distributed by NIST under the Standard Reference Data program. This site provides thermochemical, thermophysical, and ion energetics data compiled by NIST under the Standard Reference Data Program. Such disciplines include physics, materials, and chemistry, as well as portions of biology, environmental sciences, and nuclear medicine.
Users can search one or a collection of existing preprint servers with a single query.
PubScience allows the user to search across abstracts and citations of multiple publishers at no cost. Once the user has found an interesting abstract, a hyperlink provides access to the publisher's server to obtain the full text article. If the user lacks such a subscription, access to the full text can be obtained by pay per view, by special arrangement with the publisher, library access or through commercial providers. More than 30 publishers are represented. SDBS Integrated Spectral Data Base System for Organic Compounds.