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CAS 19856-23-6

CAS 19856-23-6 matches 0 EU annex records across Annex II–VI of Regulation 1223/2009.

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Chemical identity and properties

PubChem 2D chemical structure for CAS 19856-23-6

CAS 19856-23-6PubChem CID 23662139

Sodium Levulinate

IUPAC name: sodium 4-oxopentanoate

Molecular formula: C5H7NaO3
Molecular weight: 138.10 g/mol
Exact mass: 138.02928836 Da
Topological polar surface area: 57.2 Å²
Hydrogen-bond donors: 0
Hydrogen-bond acceptors: 3
Covalent units: 2
Defined stereocentres: 0

Also known as

Pentanoic acid, 4-oxo-, sodium saltVK44E1MQU8LEVULINIC ACID, SODIUM SALTRefChem:183967243-378-4Sodium 4-oxovaleratesodium;4-oxopentanoatePentanoic acid, 4-oxo-, sodium salt (1:1)

8 more reported names

UNII-VK44E1MQU8EINECS 243-378-4Levulinic acid (sodium)AI3-04041SODIUM LAEVULINATERDKYCKDVIYTSAJ-UHFFFAOYSA-MSODIUM LEVULINATE [WHO-DD]DB-352691

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External database identifiers

EPA DTXSID:DTXSID60173608

Retrieved from NIH PubChem on 2026-08-31 by checksum-valid CAS matching. Chemical properties do not replace the regulatory decision on this page.

Records for CAS 19856-23-6

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How CAS 19856-23-6 is used on this site

CAS 19856-23-6 is the Chemical Abstracts Service identifier used to pin this page to a specific substance. In the current dataset, 0 EU annex records share 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 19856-23-6 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.