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2,5-Difluoro-4-(trifluoromethyl)benzoic acid

2,5-二氟-4-(三氟甲基)苯甲酸

Also known as: 3,6-Difluoro-4-(trifluoromethyl)benzoic acid, Benzoic acid, 2,5-difluoro-4-(trifluoromethyl)-, 2,5-bis(fluoranyl)-4-(trifluoromethyl)benzoic acid

2,5-Difluoro-4-(trifluoromethyl)benzoic acid (CAS 261945-05-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H3F5O2 and a molecular weight of 226.100 g/mol. It is also known as 3,6-Difluoro-4-(trifluoromethyl)benzoic acid, Benzoic acid, 2,5-difluoro-4-(trifluoromethyl)- and 2,5-bis(fluoranyl)-4-(trifluoromethyl)benzoic acid. Key properties include a boiling point of 238.7±40.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 98.1±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
261945-05-5
Jingsj CID
J-1604404-9
Molecular Formula
C8H3F5O2
Chinese Name
2,5-二氟-4-(三氟甲基)苯甲酸
Molecular Weight
226.100 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point238.7±40.0 °C at 760 mmHg
Density1.6±0.1 g/cm3
Flash Point98.1±27.3 °C

Frequently Asked Questions

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

The CAS number of 2,5-Difluoro-4-(trifluoromethyl)benzoic acid is 261945-05-5.

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

2,5-Difluoro-4-(trifluoromethyl)benzoic acid has molecular formula C8H3F5O2 and molecular weight 226.100 g/mol.

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

Last updated:

How to cite: Jingsj. "2,5-Difluoro-4-(trifluoromethyl)benzoic acid (CAS 261945-05-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1604404-9 (accessed 2026-10-24).

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