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4-Fluoro-2-(trifluoromethyl)benzoic acid

Also known as: 2-CF3-4-F-benzoic acid, 2-trifluoromethyl-4-fluorobenzoic acid, 4-Fluoro-2(trifluoromethyl)benzoic acid, 4-fluoro-2-(trifluoromethyl)benzoic acid, 4-fluoro-2-trifluoromethylbenzoic acid, Benzoic acid, 4-fluoro-2-(trifluoromethyl)-, MFCD00040982, QVR DF BXFFF

4-Fluoro-2-(trifluoromethyl)benzoic acid (CAS 141179-72-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H4F4O2 and a molecular weight of 208.110 g/mol. Key properties include a melting point of 121-124 °C(lit.), a boiling point of 239.0±40.0 °C at 760 mmHg, a density of 1.5±0.1 g/cm3 and a flash point of 98.3±27.3 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 1 supplier; request a quote for pricing. Record last updated Aug 21, 2026.

CAS No.
141179-72-8
Jingsj CID
J-1994029-5
Molecular Formula
C8H4F4O2
Molecular Weight
208.110 g/mol
Category
Organic Acids
Last updated
8/21/2026
Made to Order

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Physicochemical Properties

Melting Point121-124 °C(lit.)
Boiling Point239.0±40.0 °C at 760 mmHg
Density1.5±0.1 g/cm3
Flash Point98.3±27.3 °C
Exact Mass208.014740
PSA37.30000
LogP2.88
Vapor Pressure0.0±0.5 mmHg at 25°C
Refractive Index1.459

GHS Safety & Compliance

IrritantSignal word: Warning
  • H315 — Causes skin irritation
  • H319 — Causes serious eye irritation
  • H335 — May cause respiratory irritation

Customs & Trade Information

HS Code2916399090
Summary2916399090 other aromatic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%

Frequently Asked Questions

What is the CAS number of 4-Fluoro-2-(trifluoromethyl)benzoic acid?

The CAS number of 4-Fluoro-2-(trifluoromethyl)benzoic acid is 141179-72-8.

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

4-Fluoro-2-(trifluoromethyl)benzoic acid has molecular formula C8H4F4O2 and molecular weight 208.110 g/mol.

Which suppliers offer 4-Fluoro-2-(trifluoromethyl)benzoic acid?

1 supplier(s) listed; request a quote for pricing.

Is 4-Fluoro-2-(trifluoromethyl)benzoic acid hazardous?

4-Fluoro-2-(trifluoromethyl)benzoic acid has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.

What are the upstream and downstream products of 4-Fluoro-2-(trifluoromethyl)benzoic acid?

For 4-Fluoro-2-(trifluoromethyl)benzoic acid, Downstream Products: 3-Fluorobenzotrifluoride, 4-Fluoro-2-(trifluoromethyl)benzoyl chloride, 4-Cyano-2-(trifluoromethyl)benzoic acid.

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

Last updated:

How to cite: Jingsj. "4-Fluoro-2-(trifluoromethyl)benzoic acid (CAS 141179-72-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1994029-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.