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CAS Commercial Sources
CAS Commercial Sources connects researchers with chemical suppliers by providing an aggregated source of current global chemical catalog data.
About CAS
As a leader in scientific information solutions, CAS curates, analyzes, and connects the world’s published science to accelerate research and development breakthroughs.
CAS STNext® Curated Scientific Content
CAS STNext® is the premier scientific IP information platform, putting a collection of global databases and custom-curated content at your fingertips.
CAS SciFinder - Chemical Compound Database
The CAS SciFinder chemical compound database has the tools and information you need to uncover relevant, actionable insights faster. Learn more.
CAS Search Guard℠ - Partnership with CAS IP Experts
CAS Search Guard overcomes gaps in capacity, technology, and staffing by giving you access to experts who can help you achieve your business goals.
CAS Patents
Our patent collection includes abstracts and detailed indexing by CAS scientists, which makes complex patent documents more searchable and accessible.
CAS Scientific Patent Explorer training materials
Training and user documentation for the CAS Scientific Patent Explorer. Part of the STN IP Protection Suite.
CAS Common Chemistry™ expands collection of publicly available chemical information
CAS has expanded the open access Common Chemistry resource to nearly 500,000 substances from CAS REGISTRY®. The collection represents substances commonly found in consumer products, regulatory lists, and introductory chemistry curricula.
CAS SciFinder Webinar - Back to Basics Structure Searching
Join us at this and upcoming webinars to learn more about CAS SciFinder. This webinar features techniques for advanced reference and substance searching.