Web access to health and safety databases covering over 185000 chemical substances. Provided by Canadian Centre for Occupational Health (CCOHS). Free access to CHEMINFO database.
Also known as the IUPAC Gold Book. Searchable database of nearly 7000 IUPAC-approved definitions of chemical terms. IUPAC - The International Union of Pure and Applied Chemistry.
Commercial database of more than 120,000 3D molecular structures expressed in CML (Chemical Markup Language) format.
Thermophysical properties of pure substances and mixtures. Phase equilibrium data, caloric data, critical data, transport properties, electrolyte data. Data sets with descriptors and bibliographic references.
A free database of 350000 chemical compounds. Records consist of name, synonyms, CAS number, molecular formula, and direct links to biomedical resources. Included also over 100000 structures. Searchable by substructure with free Chime plugin.
A free database of more than 120000 substances with 2D and 3D information compiled from the National Cancer Institute. Searchable by substructure with free Chime plugin.
Free reaction search system offering direct retrieval of reaction precedents. Search based on reaction types and bonding change.
A free database of commercially available solvents searchable by many properties. Compiled by National Center for Manufacturing Sciences.
Supplier information for approximately 200000 chemical compounds. Searching for compounds is free, the supplier information is fee based.
Database of thermodynamic and transport properties of pure components and mixtures for use in process design and development and related software package.
Science /
Biology /
Toxicology
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