CAS
The Company
CAS, a division of the American Chemical Society, is the world’s authority for chemical information. CAS scientists curate and quality-control authoritative databases of publicly disclosed scientific information, used by scientists and researchers around the world. Combining these databases with advanced search products and services (SciFinder, STN, and Science IP), CAS delivers the most current, complete, and cross-linked digital information environment for scientific research.
Find more on: http://www.cas.org