2-Heptylundecanoic acid

2-庚基十一烷酸

Also known as: 2-Heptylundecanoic Acid, Heptadecane-8-carboxylic Acid, Isostearic acid, 2-N-HEPTYLUNDECANOIC ACID, 2-N-HEPTYLHENDECANOIC ACID, 2-heptyl-undecanoic acid, UNII-E2U1CDE0CQ

2-Heptylundecanoic acid (CAS 22890-21-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C18H36O2 and a molecular weight of 284.47700 g/mol. It is also known as 2-Heptylundecanoic Acid, Heptadecane-8-carboxylic Acid and Isostearic acid. Key properties include a boiling point of 183ºC 5mm, a density of 0.88 g/cm3 and a flash point of 165ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
22890-21-7
Jingsj CID
J-43349-3
Molecular Formula
C18H36O2
Chinese Name
2-庚基十一烷酸
Molecular Weight
284.47700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point183ºC 5mm
Density0.88 g/cm3
Flash Point165ºC

Frequently Asked Questions

What is the CAS number of 2-Heptylundecanoic acid?

The CAS number of 2-Heptylundecanoic acid is 22890-21-7.

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

2-Heptylundecanoic acid has molecular formula C18H36O2 and molecular weight 284.47700 g/mol.

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

Last updated:

How to cite: Jingsj. "2-Heptylundecanoic acid (CAS 22890-21-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43349-3 (accessed 2026-10-23).

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