SDBS integrated spectral database includes electron impact Mass (EI-MS), Fourier transform infrared (FT-IR), 1H nuclear magnetic resonance (NMR), 13C NMR, laser Raman, and an electron spin resonance (ESR) spectra.
SciFinder provides access to CAplus, a database of chemical literature and U.S. and foreign chemical-related patents, CASREACT, and the Registry database from Chemical Abstracts Service. It includes journal articles, book chapters, patents, conference proceedings, technical reports, substance database and dissertations covered in Chemical Abstracts as well as articles currently being indexed, book reviews and biographical information.
Reaxys is a web-based search and retrieval system for chemical compounds, bibliographic data and chemical reactions. Combined data from three sources: The Beilstein Database, The Gmelin Database, and The Patent Chemistry Database.
National Institute of Standards and Technology (NIST) provides thermochemical, thermophysical, and some spectra for about 40,000 compounds, mostly small organics and inorganics. Spectra included are IR, MS, and UV.