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Looking for cas registry numbers or ca index names for known substances Learn how cas can facilitate your research and drive innovation. For common and frequently regulated chemicals, you can use cas common chemistry, an open community resource with nearly 500,000 chemical substances from cas registry.
Cas registry numbers (cas rn) are simple and regular, convenient for database searches Cas provides solutions and services that help empower scientific discoveries They offer a reliable, common and international link to every specific substance across the various nomenclatures and disciplines used by branches of science, industry, and regulatory bodies.
Redistribution rights for cas registry numbers are reserved by the american chemical society
“cas registry” is a registered trademark of the american chemical society. Quickly confirm chemical names, cas registry numbers®, structures or basic physical properties by searching compounds of general interest or leveraging an api connection. Chemsrc provides free cas number search engine to fast access over millions chemical structures, cas number, msds, properties and associated information. A cas number is a unique identifier assigned to every chemical substance described in the open scientific literature
This number, typically comprising up to ten digits, serves as a universal language for scientists, regulators, and industry professionals. The chemical abstracts service (cas) has developed a registry of unique numeric identifiers, aka cas numbers or cas registry numbers, for more than 73 million organic and inorganic substances including compounds, metals, alloys, minerals, organometallics, elements, isotopes and biochemicals. A cas (chemical abstracts service) registry number is a unique identifier that tells you, for example, that acetone and dimethyl ketone are actually the same substance. Cas (chemical abstracts service) is a division of the american chemical society
It is a source of chemical information and is located in columbus, ohio, united states.
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