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CAS 538-42-1

CAS 538-42-1 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 538-42-1

CAS 538-42-1PubChem CID 5462638

Sodium cinnamate

IUPAC name: sodium (E)-3-phenylprop-2-enoate

Molecular formula: C9H7NaO2
Molecular weight: 170.14 g/mol
Exact mass: 170.03437374 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

CINNAMIC ACID, SODIUM SALT1DKD3Z3E4YRefChem:183843208-691-22-Propenoic acid, 3-phenyl-, sodium saltFortificarC9H7NaO2sodium;(E)-3-phenylprop-2-enoate

12 more reported names

Sodium 3-phenyl-2-propenoateCINNAMATE SODIUMEINECS 208-691-2UNII-1DKD3Z3E4YAI3-01850Cinnamic acid (sodium)Cinnamic acid,sodium salt2-Propenoic acid, 3-phenyl-, sodium salt (1:1)sodium 3-phenylprop-2-enoateDXIHILNWDOYYCH-UHDJGPCESA-MAS-12639HY-130762

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External database identifiers

EPA DTXSID:DTXSID5060223

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

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CAS 538-42-1 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.

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