- An index to chemical information on the Internet, with structures and physical properties, searchable by name, structure, CAS Number, and physical properties.
- Chemie.DE is an information service for the german chemistry community. It provides search engines for chemistry and various databases for chemical information.
- Providing information on all facets of the world-wide chemical industry. Many links to web resources of interest to chemists and the chemical industry.
- Online networks in specialist areas, science, industry and product news, a comprehensive events database, job centre, access to major references, and society resources.
- A collection of links for chemists and students involved in organic, biochemical, computational, and/or medicinal chemistry research, maintained by Virginia Commonwealth University.