Perfluoro-3,5,7,8-tetrachlorooctanoic acid

3,5,7,8-四氯全氟辛酸

Also known as: 3,5,7,8-Tetrachloroperfluorooctanoic acid, 3,5,7,8-Tetrachloro-2,2,3,4,4,5,6,6,7,8,8-undecafluorooctanoic acid, Octanoic acid, 3,5,7,8-tetrachloro-2,2,3,4,4,5,6,6,7,8,8-undecafluoro-, Kel-F acid 8114, Perfluoro-3,5,7,8-tetrachlorooctanoic acid 97%

Perfluoro-3,5,7,8-tetrachlorooctanoic acid (CAS 2923-68-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8HCl4F11O2 and a molecular weight of 479.88700 g/mol. It is also known as 3,5,7,8-Tetrachloroperfluorooctanoic acid, 3,5,7,8-Tetrachloro-2,2,3,4,4,5,6,6,7,8,8-undecafluorooctanoic acid and Octanoic acid, 3,5,7,8-tetrachloro-2,2,3,4,4,5,6,6,7,8,8-undecafluoro-. Key properties include a boiling point of 301.6ºC at 760mmHg, a density of 1.838g/cm3 and a flash point of 136.2ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
2923-68-4
Jingsj CID
J-1513092-1
Molecular Formula
C8HCl4F11O2
Chinese Name
3,5,7,8-四氯全氟辛酸
Molecular Weight
479.88700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point301.6ºC at 760mmHg
Density1.838g/cm3
Flash Point136.2ºC

Frequently Asked Questions

What is the CAS number of Perfluoro-3,5,7,8-tetrachlorooctanoic acid?

The CAS number of Perfluoro-3,5,7,8-tetrachlorooctanoic acid is 2923-68-4.

What are the molecular formula and molecular weight of Perfluoro-3,5,7,8-tetrachlorooctanoic acid?

Perfluoro-3,5,7,8-tetrachlorooctanoic acid has molecular formula C8HCl4F11O2 and molecular weight 479.88700 g/mol.

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

Last updated:

How to cite: Jingsj. "Perfluoro-3,5,7,8-tetrachlorooctanoic acid (CAS 2923-68-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1513092-1 (accessed 2026-10-25).

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