3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid
Also known as: 3-chloro-2-fluoro-5-(trifluoromethyl)benzoic acid, 13C6]-3-chloro-2-fluoro-5-(trifluoromethyl)benzoic acid, Benzoic acid, 3-chloro-2-fluoro-5-(trifluoromethyl)-, RARECHEM AL BE 0499, MFCD01631509, 5-Chloro-α,α,α,6-tetrafluoro-m-toluic acid, QVR CG BF EXFFF
3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid (CAS 129931-45-9) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H3ClF4O2 and a molecular weight of 242.555 g/mol. Key properties include a melting point of 89-91°C, a boiling point of 254.9±40.0 °C at 760 mmHg, a density of 1.6±0.1 g/cm3 and a flash point of 108.0±27.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 129931-45-9
- Jingsj CID
- J-13669-6
- Molecular Formula
- C8H3ClF4O2
- Molecular Weight
- 242.555 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 89-91°C |
|---|---|
| Boiling Point | 254.9±40.0 °C at 760 mmHg |
| Density | 1.6±0.1 g/cm3 |
| Flash Point | 108.0±27.3 °C |
| Exact Mass | 241.975769 |
| PSA | 37.30000 |
| LogP | 4.34 |
| Vapor Pressure | 0.0±0.5 mmHg at 25°C |
| Refractive Index | 1.480 |
Customs & Trade Information
| HS Code | 2916399090 |
|---|---|
| Summary | 2916399090 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 3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid?
The CAS number of 3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid is 129931-45-9.
What are the molecular formula and molecular weight of 3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid?
3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid has molecular formula C8H3ClF4O2 and molecular weight 242.555 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "3-Chloro-2-fluoro-5-(trifluoromethyl)benzoic acid (CAS 129931-45-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-13669-6 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.