2-ethylundecanoic acid

2-乙基十一酸

Also known as: 2-Aethyl-undecansaeure, 2-Aethyl-undecylsaeure, 2-ethyl-undecanoic acid, EINECS 256-197-0, Undecanoic acid, 2-ethyl-, Undecanoic acid,2-ethyl

2-ethylundecanoic acid (CAS 45158-84-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C13H26O2 and a molecular weight of 214.34400 g/mol. It is also known as 2-Aethyl-undecansaeure, 2-Aethyl-undecylsaeure and 2-ethyl-undecanoic acid. Key properties include a boiling point of 323.3ºC at 760mmHg, a density of 0.9g/cm3 and a flash point of 176.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
45158-84-7
Jingsj CID
J-1376856-6
Molecular Formula
C13H26O2
Chinese Name
2-乙基十一酸
Molecular Weight
214.34400 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point323.3ºC at 760mmHg
Density0.9g/cm3
Flash Point176.7ºC

Frequently Asked Questions

What is the CAS number of 2-ethylundecanoic acid?

The CAS number of 2-ethylundecanoic acid is 45158-84-7.

What are the molecular formula and molecular weight of 2-ethylundecanoic acid?

2-ethylundecanoic acid has molecular formula C13H26O2 and molecular weight 214.34400 g/mol.

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

Last updated:

How to cite: Jingsj. "2-ethylundecanoic acid (CAS 45158-84-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1376856-6 (accessed 2026-10-25).

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