Here are some of the principal information resources in chemistry.
Publication coverage: 1907 - present.SciFinder® is the world's premier chemical information database. Produced by the Chemical Abstracts Service (CAS), a division of the American Chemical Society, SciFinder® provides access to chemical structures, properties, spectra, reactions, and literature sourced from Chemical Abstracts (CAPlus) and MEDLINE. Regulated chemical information and chemical supplier catalogues are also searchable. SciFinder® indexes 50,000 journal titles (historical and current) and patents from 63 patent authorities. As of November 2017, it contained more than 45 million literature references.
Publication coverage: Science Citation Index: 1900 - present ; Social Sciences Citation Index: 1956 - present ; Arts and Humanities: 1975 - presentA large, multidisciplinary database, Web of Science provides access to bibliographic information, author abstracts, and cited references from scholarly journals and conference proceedings. A cited reference search enables you to find articles that cite a previously published work.