Sodium oleate

Also known as: Sodium (Z)-9-octadecenoate, cis-9-Octadecenoic acid sodium salt, Oleic acid sodium salt, 9-Octadecenoic acid (9Z)-, sodium salt, eunatrol, Lunac SO 90L, Pionin D 951P, Nonsoul ON 1, Nonsoul ON-A, osteum, sodium cis-9-octadecanoate

Sodium oleate (CAS 143-19-1) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H33NaO2 and a molecular weight of 304.443 g/mol. Key properties include a melting point of 232-235 °C(lit.), a boiling point of 359.999ºC at 760 mmHg, a density of 0.9 g/cm3 and a flash point of 270.099ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 143-19-1
Jingsj CID: J-28599-4
Molecular Formula: C₁₈H₃₃NaO₂
Molecular Weight: 304.443 g/mol
Category: Organic Acids
Last updated: 8/21/2026

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Physicochemical Properties

Melting Point	232-235 °C(lit.)
Boiling Point	359.999ºC at 760 mmHg
Density	0.9 g/cm3
Flash Point	270.099ºC
Exact Mass	304.237823
PSA	40.13000
LogP	4.77380

Activity & Biological Data

Target	Na+/K+ ATPase[2]
Additional Information	[1]. Li S, et al. High metastaticgastric and breast cancer cells consume oleic acid in an AMPK dependent manner. PLoS One. 2014 May 13;9(5):e97330. [2]. Jack-Hays MG, et al. Activation of Na+/K(+)-ATPase by fatty acids, acylglycerols, and related amphiphiles: structure-activity relationship. Biochim Biophys Acta. 1996 Feb 21;1279(1):43-8.

Customs & Trade Information

HS Code	2916150000
Summary	2916150000 oleic, linoleic or linolenic acids, their salts and esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Frequently Asked Questions

What is the CAS number of Sodium oleate?

The CAS number of Sodium oleate is 143-19-1.

What are the molecular formula and molecular weight of Sodium oleate?

Sodium oleate has molecular formula C18H33NaO2 and molecular weight 304.443 g/mol.

What are the upstream and downstream products of Sodium oleate?

For Sodium oleate, Upstream Products: oleic acid, Sodium laurate, Water; Downstream Products: Copper(II) oleate, glycidyl oleate, 1,4-Dioxaspiro[4.5]decan-8-one.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Sodium oleate (CAS 143-19-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-28599-4 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.