This is a list of CAS numbers by chemical formulas and chemical compounds, indexed by formula.The CAS number is a unique number applied to a specific chemical by the Chemical Abstracts Service (CAS).This list complements alternative listings to be found at list of inorganic compounds and glossary of chemical formulae

Jan 27, 2025 · Aluminum (CAS 7429-90-5) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.

Complete and detailed technical data about the element $$$ELEMENTNAME$$$ in the Periodic Table.

Apr 10, 2025 · CAS REGISTRY contains a wide variety of substances, including the world's largest collection of: Organic and inorganic compounds. Metals and alloys. Minerals. Coordination compounds and organometallics. Elements, isotopes, and nuclear particles. Proteins and nucleic acids. Polymers.

RoHS specifies maximum levels by weight for the following 10 restricted materials. The first six applied to the original RoHS while the last four were added under RoHS 3. Four of the substances also have Chemical Abstracts Service (CAS) numbers. CAS is a global registry of 150 million chemical substances.

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Feb 27, 2025 · Mercury (CAS 7439-97-6) information, including chemical properties, structure, melting point, boiling point, density, formula, molecular weight, uses, prices, suppliers, SDS and more, available at Chemicalbook.

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Atomic Number Symbol Element CAS Number 1 H Hydrogen CAS1333-74-0 2 He Helium CAS7440-59-7 3 Li Lithium CAS7439-93-2 4 Be Beryllium CAS7440-41-7 5 B Boron