Potassium 2-ethylhexanoate

2-乙基己酸钾

Also known as: Potassium 2-ethylhexanoate hydrate, 2-Ethylhexanoic acid potassium salt, Hexanoic acid, 2-ethyl-, potassium salt, UNII:P089X9A38X, DSSTox_CID_7525, EINECS 221-625-7, MFCD00045896, Kalium Octoate

Potassium 2-ethylhexanoate (CAS 3164-85-0) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H15KO2 and a molecular weight of 182.302 g/mol. It is also known as Potassium 2-ethylhexanoate hydrate, 2-Ethylhexanoic acid potassium salt and Hexanoic acid, 2-ethyl-, potassium salt. Key properties include a melting point of 66-68°C, a boiling point of 228ºC at 760 mmHg, a density of 1.120 and a flash point of 116.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
3164-85-0
Jingsj CID
J-15317-7
Molecular Formula
C8H15KO2
Chinese Name
2-乙基己酸钾
Molecular Weight
182.302 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point66-68°C
Boiling Point228ºC at 760 mmHg
Density1.120
Flash Point116.6ºC

Frequently Asked Questions

What is the CAS number of Potassium 2-ethylhexanoate?

The CAS number of Potassium 2-ethylhexanoate is 3164-85-0.

What are the molecular formula and molecular weight of Potassium 2-ethylhexanoate?

Potassium 2-ethylhexanoate has molecular formula C8H15KO2 and molecular weight 182.302 g/mol.

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

Last updated:

How to cite: Jingsj. "Potassium 2-ethylhexanoate (CAS 3164-85-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-15317-7 (accessed 2026-10-23).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.