4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid

4,5,5,5-四氟-4-(三氟甲基)-2-戊烯酸

Also known as: 3-(Heptafluoroisopropyl)acrylic acid, 3-(Heptafluoroprop-2-yl)prop-2-enoic acid, 2-Pentenoic acid, 4,5,5,5-tetrafluoro-4-(trifluoromethyl)-, (E)-4,5,5,5-tetrafluoro-4-(trifluoromethyl)pent-2-enoic acid, 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)pent-2-enoic acid

4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid (CAS 243139-64-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H3F7O2 and a molecular weight of 240.07600 g/mol. It is also known as 3-(Heptafluoroisopropyl)acrylic acid, 3-(Heptafluoroprop-2-yl)prop-2-enoic acid and 2-Pentenoic acid, 4,5,5,5-tetrafluoro-4-(trifluoromethyl)-. Key properties include a boiling point of 153ºC at 760 mmHg, a density of 1.557g/cm3 and a flash point of 46.3ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
243139-64-2
Jingsj CID
J-1519182-7
Molecular Formula
C6H3F7O2
Chinese Name
4,5,5,5-四氟-4-(三氟甲基)-2-戊烯酸
Molecular Weight
240.07600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point153ºC at 760 mmHg
Density1.557g/cm3
Flash Point46.3ºC

Frequently Asked Questions

What is the CAS number of 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid?

The CAS number of 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid is 243139-64-2.

What are the molecular formula and molecular weight of 4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid?

4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid has molecular formula C6H3F7O2 and molecular weight 240.07600 g/mol.

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

Last updated:

How to cite: Jingsj. "4,5,5,5-Tetrafluoro-4-(trifluoromethyl)-2-pentenoic acid (CAS 243139-64-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1519182-7 (accessed 2026-10-25).

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