CAS 1 record

CAS 7757-81-5

CAS 7757-81-5 matches 1 EU annex record across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 7757-81-5

CAS 7757-81-5PubChem CID 23665582

Sodium Sorbate

IUPAC name: sodium (2E,4E)-hexa-2,4-dienoate

Molecular formula: C6H7NaO2
Molecular weight: 134.11 g/mol
Exact mass: 134.03437374 Da
Topological polar surface area: 40.1 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 2
Covalent units: 2
Defined stereocentres: 0

Also known as

Sorban sodnySorbic acid, sodium saltTGW6Q2CCVM2,4-Hexadienoic acid, sodium salt2,4-Hexadienoic acid, sodium salt, (E,E)-Sodium (E,E)-2,4-hexadienoateE 201RefChem:184099

16 more reported names

231-819-3Sorbic Acid Sodium Saltsodium;(2E,4E)-hexa-2,4-dienoateSorban sodny [Czech]Sodium (E,E)-hexa-2,4-dienoateCCRIS 5163HSDB 771C6H7NaO2UNII-TGW6Q2CCVMEINECS 231-819-3Sodium 2,4-hexadienoate, (E,E)-AI3-150842,4-Hexadienoic acid, sodium salt, (2E,4E)-SORBICACIDSODIUMSALTSODIUM SORBATE [HSDB]INS NO.201

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External database identifiers

EPA DTXSID:DTXSID8047181

Retrieved from NIH PubChem on 2026-09-02 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 7757-81-5

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How CAS 7757-81-5 is used on this site

CAS 7757-81-5 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 1 EU annex record shares this identifier, which helps you cross-check whether the same substance appears under one regulatory context or several.

Use this page when a supplier specification, SDS or raw-material dossier gives you CAS 7757-81-5 and you need to see every linked Annex II–VI record in one place. The entry cards above are the quickest route to concentration limits, warnings, annex placement and product-type conditions.