3-ethylhexanoic acid

3-乙基己酸

Also known as: 3-ethylhexanoic acid, Hexanoic acid, 3-ethyl-, 3-Ethylhexanoicacid, 3-ethylhexanoicacid

3-ethylhexanoic acid (CAS 41065-91-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H16O2 and a molecular weight of 144.21100 g/mol. It is also known as Hexanoic acid, 3-ethyl-, 3-Ethylhexanoicacid and 3-ethylhexanoicacid. Key properties include a boiling point of 234.6ºC at 760mmHg, a density of 0.926g/cm3 and a flash point of 116.6ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
41065-91-2
Jingsj CID
J-1400321-1
Molecular Formula
C8H16O2
Chinese Name
3-乙基己酸
Molecular Weight
144.21100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point234.6ºC at 760mmHg
Density0.926g/cm3
Flash Point116.6ºC

Frequently Asked Questions

What is the CAS number of 3-ethylhexanoic acid?

The CAS number of 3-ethylhexanoic acid is 41065-91-2.

What are the molecular formula and molecular weight of 3-ethylhexanoic acid?

3-ethylhexanoic acid has molecular formula C8H16O2 and molecular weight 144.21100 g/mol.

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

Last updated:

How to cite: Jingsj. "3-ethylhexanoic acid (CAS 41065-91-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1400321-1 (accessed 2026-10-22).

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