Profile: Chemical Abstracts Service offers digital information environment for scientific research and discovery, as well as pathways to published research in the world journal and patent literature. Our products include scifinder, STN family of products, science IP, CAS client services, CAS document detective service and CD products. Our scifinder is a research discovery tool that allows you to explore the CAS databases that contain literature from many scientific disciplines, including biomedical sciences, chemistry, engineering, materials science, and agricultural science.