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What does a CAS Registry Number look like? A CAS Registry Number is a numeric identifier that can contain up to 10 digits, divided by hyphens into three parts. The right-most digit is a check digit used to verify the validity and uniqueness of the entire number. For example, 58-08-2 is the CAS Registry Number for caffeine.

CAS Common Chemistry is an open community resource for accessing chemical information. Nearly 500,000 chemical substances from CAS REGISTRY ® cover areas of community interest, including common and frequently regulated chemicals, and those relevant to high school and undergraduate chemistry classes. This chemical information, curated by our expert scientists, …

Search by CAS number. Input the CAS registry number of the product wanted. Do not forget the hyphens. (Example: 1234-56-7) To search for product names use 'Direct Search'. To search for EINECS numbers visit Chemical Suppliers.

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A CAS Registry Number is a numeric identifier that can contain up to 10 digits, divided by hyphens into three parts. The right-most digit is a check digit used to verify the validity and uniqueness of the entire number. For example, 58-08-2 is the CAS Registry Number for caffeine. How does CAS assign Registry Numbers? A CAS Registry Number is assigned to a substance when it enters the CAS REGISTRY database.

Chemsrc provides free CAS Number Search engine to fast access over millions chemical structures, CAS number, MSDS, properties and associated information.

CAS Registry Numbers are an important tool for substance searching. These are unique identifiers assigned by the Chemical Abstracts Service (CAS) to ...

Search for Species Data by CAS Registry Number. Please follow the steps below to conduct your search: Enter a registry number (e.g., 74-82-8): Select the desired units for thermodynamic data: ... Redistribution rights for CAS registry numbers are reserved by the American Chemical Society.

Authoritative source for accurate chemical names, structures, and CAS Registry Numbers ®. 192 million organic and inorganic substances, including alloys, coordination compounds, minerals, mixtures, polymers, and salts disclosed in publications since the early 1800s. ~70 million protein and nucleic acid sequences.

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What is a CAS Registry Number®. Chemical compounds are described in many different ways including molecular formulas, chemical structures, generic, systematic, common, and trade names. This lack of clarity can cause frustration, delays, and even safety concerns. A CAS Registry Number is a unique and unambiguous identifier for a specific substance that allows clear communication and, with the help of CAS scientists, links together all available data and research about that substance.

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10025-87-3. Phosphorus oxychloride. 10026-13-8. Phosphorus pentachloride. 10028-15-6. Ozone. 10035-10-6. Hydrogen bromide. 100-37-8.

CAS number search engine. CAS number is one of the most popular methods of searching substances. With the use of this designation, one can be certain what the chemical compound in question is. Free databases are available, where via the CAS number the name, structure or molecular formula of the given substance can be found, or vice versa.

A CAS Registry Number, also referred to as CAS RN or informally CAS Number, is a unique numerical identifier assigned by the Chemical Abstracts Service (CAS) to every chemical substance described in the open scientific literature. Currently it includes all substances described from 1957 through the present, plus some substances from as far back as the early 1800s. It includes organic and inorganic compounds, minerals, isotopes, alloys, mixtures, and nonstructurable materi…

Search by CAS number. Input the CAS registry number of the product wanted. Do not forget the hyphens. (Example: 1234-56-7) To search for product names use 'Direct Search'. To search for EINECS numbers visit Chemical Suppliers.

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A CAS Registry Number is a numeric identifier that can contain up to 10 ... and use of that incorrect CAS Registry Number in searches could lead you to ...

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Search for Species Data by CAS Registry Number. Please follow the steps below to conduct your search: Enter a registry number (e.g., 74-82-8):

Chemsrc provides free CAS Number Search engine to fast access over millions chemical structures, CAS number, MSDS, properties and associated information.

CAS number is one of the most popular methods of searching substances. With the use of this designation, one can be certain what the chemical compound in ...

Search for Species Data by CAS Registry Number. Please follow the steps below to conduct your search: Enter a registry number (e.g., 74-82-8):