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Publication coverage: 1800s - present (varies by country; updated weekly)Explore 66 million patent documents from more than 51 regional and national patent offices. Major national collections include Canada, China, European Patent Office, Japan, Korea, Russia, U.K. and U.S. Advanced functions include chemical structure and biological sequence search; cross-lingual translation search; and national status information.
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: 2015 - presentProduced by the Royal Society of Chemistry, SRU is a literature updating service covering recent developments in synthetic organic chemistry. It covers dozens of primary journals and is searchable by topic and reaction type.