ChemicalBook >> CAS DataBase List >>2,5-Difluorobenzoic acid
2,5-Difluorobenzoic acid
- CAS No.
- 2991-28-8
- Chemical Name:
- 2,5-Difluorobenzoic acid
- Synonyms
- 2,5-Difluorobenzoic;RARECHEM AL BO 0019;5-Difluorobenzoic acid;2,5-Difluorobenzic acid;2,5-Difuorobenzoic acid;2,5-DIFLUOROBENZOIC ACID;2,5-Difluorobenzoicacid98%;2,5-Difluoro Benzoic Acids;Benzoic acid, 2,5-difluoro-;2,5-Difluorobenzoic acid 98%
- CBNumber:
- CB0139298
- Molecular Formula:
- C7H4F2O2
- Molecular Weight:
- 158.1
- MDL Number:
- MFCD00002410
- MOL File:
- 2991-28-8.mol
- MSDS File:
- SDS
- TDS File:
- TDS
Last updated:2026-05-27 17:18:28
| Melting point | 132-134 °C (lit.) |
|---|---|
| Boiling point | 244.7±20.0 °C(Predicted) |
| Density | 1.3486 (estimate) |
| storage temp. | Sealed in dry,Room Temperature |
| solubility | acetone: soluble25mg/mL, clear, faintly yellow |
| pka | 2.93±0.10(Predicted) |
| form | Solid |
| color | White |
| Water Solubility | Insoluble in water. |
| BRN | 973351 |
| InChI | InChI=1S/C7H4F2O2/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3H,(H,10,11) |
| InChIKey | LBQMIAVIGLLBGW-UHFFFAOYSA-N |
| SMILES | C(O)(=O)C1=CC(F)=CC=C1F |
| CAS DataBase Reference | 2991-28-8(CAS DataBase Reference) |
| FDA UNII | GF8ZKM9RKS |
| NIST Chemistry Reference | 2,5-Difluorobenzoic acid(2991-28-8) |
| EPA Substance Registry System | Benzoic acid, 2,5-difluoro- (2991-28-8) |
| UNSPSC Code | 12352100 |
SAFETY
Risk and Safety Statements
| Symbol(GHS) |  GHS07 |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Signal word | Warning | |||||||||
| Hazard statements | H315-H319-H335 | |||||||||
| Precautionary statements | P261-P305+P351+P338-P280g-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 | |||||||||
| target organs | Respiratory system | |||||||||
| PPE | dust mask type N95 (US), Eyeshields, Gloves | |||||||||
| Hazard Codes | Xi | |||||||||
| Risk Statements | 36/37/38 | |||||||||
| Safety Statements | 26-37/39 | |||||||||
| WGK Germany | 3 | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | IRRITANT | |||||||||
| HS Code | 29163990 | |||||||||
| Storage Class | 11 - Combustible Solids | |||||||||
| Hazard Classifications | Eye Irrit. 2 Skin Irrit. 2 STOT SE 3 |
|||||||||
| NFPA 704 |
|
2,5-Difluorobenzoic acid price More Price(63)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| TCI Chemical | D1699 | 2,5-Difluorobenzoic Acid >98.0%(T) | 2991-28-8 | 5g | $42 | 2026-04-30 | Buy |
| TRC | TRC-D451183-5G | 2,5-Difluorobenzoic Acid | 2991-28-8 | 5g | $65 | 2026-06-03 | Buy |
| TRC | TRC-D451183-25G | 2,5-Difluorobenzoic Acid | 2991-28-8 | 25g | $78 | 2026-06-03 | Buy |
| TRC | TRC-D451183-1G | 2,5-Difluorobenzoic Acid | 2991-28-8 | 1g | $59 | 2026-06-03 | Buy |
| Biosynth | FD64200 | 2,5-Difluorobenzoic acid | 2991-28-8 | 5g | $900 | 2026-06-04 | Buy |
2,5-Difluorobenzoic acid Chemical Properties, Uses, Production
Chemical Properties
white crystalline powder
Uses
2,5-Difluorobenzoic acid is used in the preparation of hydrazone derivatives, which acts as a potential antibacterial agent.
Synthesis Reference(s)
Journal of Medicinal Chemistry, 28, p. 1864, 1985 DOI: 10.1021/jm00150a018
General Description
2,5-Difluorobenzoic acid has been quantitated in ground water samples by liquid chromatography-tandem mass spectrometry.
2,5-Difluorobenzoic acid Preparation Products And Raw materials
Raw materials
1of2
Preparation Products
Global Suppliers ( 454)
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Shanghai Harvest Chemical Industrial Co., Ltd. | 15721252604 17321035817 | sales@harvest-chem.com | China | 2829 | 64 |
| Tianjin Jinyuda Chemical Co., Ltd. | 022-58013646 13011382049 | sales@jinyudachem.com | China | 1976 | 55 |
| J & K SCIENTIFIC LTD. | 18210857532 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| Meryer (Shanghai) Chemical Technology Co., Ltd. | 4006356688 18621169109 | market03@meryer.com | China | 40202 | 62 |
| Liaoning Tianhua Chemical Co., Ltd. | 0418-6530555 2855550 | China | 338 | 69 | |
| Alfa Aesar | 400-6106006 | saleschina@alfa-asia.com | China | 30103 | 84 |
| TCI (Shanghai) Development Co., Ltd. | 021-67121386 | Sales-CN@TCIchemicals.com | China | 24512 | 81 |
| Energy Chemical | 400-0056266 | sales8178@energy-chemical.com | China | 44850 | 61 |
| Wuhan Chemwish Technology Co., Ltd | 86-027-67849912 | sales@chemwish.com | China | 35884 | 56 |
| Capot Chemical Co., Ltd | +86 (0) 571 85 58 67 18 | China | 18187 | 66 |
View Latest Price from 2,5-Difluorobenzoic acid manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2026-09-16 | 2,5-difluorobenzoic acid
2991-28-8
|
$20.00 | 1KG | 98%+ | 100MT/year | Speranza Chemical Co., Ltd. | |
 |
2026-08-25 | 2,5-Difluorobenzoic acid
2991-28-8
|
$2.00-5.00 | 1kg | 99% | 100kg | ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD | |
 |
2026-03-20 | 2,5-Difluorobenzoic acid
2991-28-8
|
1KG | 99% | 20 mt | Hebei Chuanghai Biotechnology Co., Ltd |
-
- 2,5-difluorobenzoic acid
2991-28-8
- $20.00
- 98%+
- Speranza Chemical Co., Ltd.
-
- 2,5-Difluorobenzoic acid
2991-28-8
- $2.00-5.00
- 99%
- ZHENGZHOU JIUYI TIME NEW MATERIALS CO,.LTD
-
- 2,5-Difluorobenzoic acid
2991-28-8
- 99%
- Hebei Chuanghai Biotechnology Co., Ltd
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