SciFinder-n This link opens in a new windowIncludes Chemical Abstracts, as well as CASREACT, CAS REGISTRY, CHEMCATS, and CHEMLIST databases. Covers organic and inorganic chemistry, biochemistry, applied and physical chemistry, biology, medicine, engineering, material science, agricultural science and more. Accessing via the web requires creation of an individual user account (see "SciFinder-n Registration" link).