2-Bromo-5-fluorobenzonitrile
2-Bromo-5-fluorobenzonitrile (CAS 57381-39-2) is an organic compound with the formula BrC6H3(F)CN and a molecular weight of 200.01 g/mol. This aryl halide and nitrile derivative serves as a valuable building block in organic synthesis. Its structure, featuring both bromine and fluorine substituents on a benzonitrile core, allows for diverse chemical transformations, making it useful in the development of novel compounds, particularly within the pharmaceutical and agrochemical sectors.

Pharmaceutical Intermediate
2-Bromo-5-fluorobenzonitrile is employed in the synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules. Its functional groups enable specific coupling and substitution reactions crucial for building sophisticated molecular architectures.
Agrochemical Development
This compound acts as a key intermediate in the creation of new pesticides, herbicides, and fungicides. The incorporation of fluorine and bromine can enhance the biological activity and properties of the final agrochemical products.
Organic Synthesis Building Block
As a versatile organic building block, 2-Bromo-5-fluorobenzonitrile facilitates a range of chemical reactions, including cross-coupling and nucleophilic substitution. It is instrumental in constructing complex organic molecules for research and development.
Material Science Research
The unique electronic and structural properties imparted by the fluorine and nitrile groups make this compound a potential precursor for advanced materials and functional organic molecules in material science applications.
| Molecular weight | 200.01 |
|---|---|
| Linear formula | BrC6H3(F)CN |
| Assay | 97% |
| Melting point | 92-95 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 26-36 |
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 2-Bromo-5-fluorobenzonitrile used for?
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2-Bromo-5-fluorobenzonitrile (CAS 57381-39-2) is primarily used as a versatile building block in organic synthesis, particularly in the development of pharmaceuticals, agrochemicals, and potentially in material science research.
What is the CAS number and formula for 2-Bromo-5-fluorobenzonitrile?
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The CAS number for 2-Bromo-5-fluorobenzonitrile is 57381-39-2, and its molecular formula is BrC6H3(F)CN.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies 2-Bromo-5-fluorobenzonitrile with an assay of 97%. We do not represent this product as USP, BP, EP, or any other pharmacopoeia grade unless explicitly stated.
What are the primary safety concerns when handling 2-Bromo-5-fluorobenzonitrile?
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2-Bromo-5-fluorobenzonitrile is classified with the GHS signal word 'Warning'. It presents hazards including H302 (Harmful if swallowed), H312 (Harmful in contact with skin), and H332 (Harmful if inhaled). Appropriate personal protective equipment, such as a dust mask (type N95), eyeshields, and gloves, should be used during handling.
How is 2-Bromo-5-fluorobenzonitrile packed and shipped?
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2-Bromo-5-fluorobenzonitrile is carefully packed for secure handling and is exported globally by Tech Serve Solutions. Specific packaging details can be provided upon request.
How can I request a quote or sample for 2-Bromo-5-fluorobenzonitrile?
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To request a quote or a sample of 2-Bromo-5-fluorobenzonitrile, please contact our sales team through the website or by phone. We will be happy to assist you with your inquiry.
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