ChemExper is a company joining together the areas of chemistry, computer science and telecommunication. The ChemExper Chemical Directory is a free service that allows to find a chemical by its molecular formula, IUPAC name, common name, CAS...More
ChemExper is a company joining together the areas of chemistry, computer science and telecommunication. The ChemExper Chemical Directory is a free service that allows to find a chemical by its molecular formula, IUPAC name, common name, CAS number, catalog number, substructure or physical characteristics as well as chemical suppliers. This database contains currently more than 500000 chemicals, 16000 MSDS, 10000 IR spectra and more than 500 chemical suppliers. You may also SUBMIT your own data!
Free chemical structure search engine. Millions of public domain structures. Very fast substructure searching. Results link to data about these structures.
ChemSpider is a chemistry search engine built with the intention of aggregating and indexing chemical structures and their associated information into a single searchable repository and making it available to everybody, at no charge. ChemSp...
ChemIndustry.com is the search engine of the chemical world. The best place for chemists and chemical industry professionals to find chemicals, equipment, services and chemical resources.
United States Sigma-Aldrich is a leading Life Science and High Technology company. Our biochemical and organic chemical products and kits are used in scientific and genomic research, life science, molecular biology, biotechnology, pharmace...
www.sigmaaldrich.com/united-states.html
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