SciFinderN, produced by Chemical Abstracts Service (CAS), is the most comprehensive database for chemical literature, searchable by topic, author, substances by name or CAS Registry Number. It is a core research tool for chemistry, biochemistry, chemical engineering, materials science, nanotechnology, physics, environmental science and other science and engineering disciplines. New features include PatentPak (patent documents in PDF format), MethodsNow Synthesis (synthetic protocols) and Retrosynthesis Planning (computer-aided synthetic design tool).
A personal SciFinder account is required to access SciFinderN.
Register for a SciFinder account, then access SciFinderN from a library access point (such as Library Search or the database page) for authentication purposes.