PubChem is an open chemistry database at the National Institutes of Health (NIH). They collect information on chemical structures, identifiers, chemical and physical properties, biological activities, patents, health, safety, toxicity data, and many others.
First register here using your @illinois.edu email address before visiting the url above to access SciFinder.
SciFinder® is a research discovery application that provides integrated access to the world's most comprehensive and authoritative source of references, substances and reactions in chemistry and related sciences.