5-Bromo-2-fluorobenzoic acid
5-Bromo-2-fluorobenzoic acid (CAS: 146328-85-0) is an organic compound with the molecular formula BrC₆H₃(F)COOH and a molecular weight of 219.01 g/mol. This fluorinated aromatic carboxylic acid serves as a versatile building block in organic synthesis. It is commonly employed in the development of complex molecules, particularly within the pharmaceutical and agrochemical industries, facilitating the introduction of specific structural motifs.

Pharmaceutical Intermediate
5-Bromo-2-fluorobenzoic acid is utilised as a key intermediate in the synthesis of active pharmaceutical ingredients (APIs). Its structure allows for further functionalization in multi-step drug discovery and development processes.
Agrochemical Synthesis
This compound finds application in the creation of novel agrochemicals. The presence of both bromine and fluorine substituents can impart unique properties to the final pesticide or herbicide molecules.
Organic Synthesis Building Block
As a fluorinated aryl building block, it is valuable for introducing specific halogenated phenyl groups into target molecules. This is crucial for fine-tuning electronic and steric properties in advanced organic materials.
Research and Development
Researchers in academic and industrial settings utilise 5-Bromo-2-fluorobenzoic acid for exploring new synthetic pathways and developing novel chemical entities.
| Molecular weight | 219.01 |
|---|---|
| Linear formula | BrC6H3(F)COOH |
| Assay | 97% |
| Melting point | 141-145 °C(lit.) |

Hazard statements
- H301Toxic if swallowed
- H319Causes serious eye irritation
Precautionary statements
- P301IF SWALLOWED
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 2811 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22 |
| Safety statements (S) | 26 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 5-Bromo-2-fluorobenzoic acid used for?
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5-Bromo-2-fluorobenzoic acid is primarily used as a building block in organic synthesis, particularly in the development of pharmaceuticals and agrochemicals, and for general research purposes.
What is the CAS number and molecular formula for 5-Bromo-2-fluorobenzoic acid?
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The CAS number is 146328-85-0 and the molecular formula is BrC₆H₃(F)COOH.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 5-Bromo-2-fluorobenzoic acid with an assay of 97%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should 5-Bromo-2-fluorobenzoic acid be handled safely?
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5-Bromo-2-fluorobenzoic acid is classified as dangerous. It is harmful if swallowed and causes serious eye irritation. Handle with appropriate personal protective equipment, including a dust mask (type N95), eyeshields, face shields, and gloves. Ensure adequate ventilation and avoid dust formation. In case of contact with eyes, rinse cautiously with water for several minutes and seek medical attention if irritation persists. If swallowed, call a poison control centre or doctor immediately.
How is 5-Bromo-2-fluorobenzoic acid shipped and exported?
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5-Bromo-2-fluorobenzoic acid is shipped as UN 2811, Class 6.1, Packing Group III. Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals.
How can I request a quote or sample for 5-Bromo-2-fluorobenzoic acid?
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To request a quote or a sample, please contact the Tech Serve Solutions sales team through our website or by phone, providing the product name and CAS number.
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