2,5-Difluorobenzoic acid CAS No.:2991-28-8
Pharmaceutical Materials 2025-03-02
2,5-Difluorobenzoic acid Usage： Used as intermediates of pharmaceuticals, pesticides and OLED materials.
Packaging and Shipping：25kg/drum or as per buyer’s requirements.
Storage: Storage in ventilated low temperature dry warehouse; Keep container closed and separately from open flame and heat source.
Solubility: 2,5-difluorobenzoic acid has low solubility in water and good solubility in organic solvents such as ethanol and dimethylformamide.
Acidity: It is an acidic substance that can react to form corresponding salts and esters.
Applications:
Pesticide intermediates: It can be used as intermediates in the manufacture of certain pesticides, such as oxalic acid herbicides.
Dye synthesis: Raw materials that can be used to synthesize specific dyes.
The method for preparing 2,5-difluorobenzoic acid:
A fluorinating agent is used to replace the two hydrogen atoms in benzoic acid with fluorine atoms, resulting in 2,5-difluorobenzoic acid.
The following safety information:
Avoid inhalation: Prolonged exposure or inhalation of 2,5-difluorobenzoic acid powder or vapor should be avoided to prevent damage to the respiratory tract and lungs.
Eye and skin contact: When in contact with eyes or skin, rinse immediately with plenty of water.
Use personal protective equipment: When operating 2,5-difluorobenzoic acid, appropriate protective gloves, goggles, and protective clothing should be worn.
| Name | 2,5-Difluorobenzoic acid |
| Synonyms | RARECHEM AL BO 0019 2,5-Difluorobenzoic 2,5-difluorobenzoate 2,5-Difluorobenzic acid 2,5-Difluorobenzoicacid 2,5-DIFLUOROBENZOIC ACID 2,5-Difluorobenzoic acid 2,3-Dichloro benzoic acid Benzoic acid, 2,5-difluoro- 2-chloro-6-flurobenzyl cyanide |
| CAS | 2991-28-8 |
| EINECS | 221-060-6 |
| InChI | InChI=1/C7H4F2O2/c8-4-1-2-6(9)5(3-4)7(10)11/h1-3H,(H,10,11)/p-1 |
| InChIKey | LBQMIAVIGLLBGW-UHFFFAOYSA-N |
| Molecular Formula | C7H4F2O2 |
| Molar Mass | 158.1 |
| Density | 1.3486 (estimate) |
| Melting Point | 132-134 °C (lit.) |
| Boling Point | 244.7±20.0 °C(Predicted) |
| Flash Point | 101.8°C |
| Water Solubility | Insoluble in water. |
| Solubility | acetone: soluble25mg/mL, clear, faintly yellow |
| Vapor Presure | 0.016mmHg at 25°C |
| Appearance | White crystalline powder |
| Color | White |
| BRN | 973351 |
| pKa | 2.93±0.10(Predicted) |
| Storage Condition | Sealed in dry,Room Temperature |
| MDL | MFCD00002410 |
| Physical and Chemical Properties | White powder |
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