5-Bromo-2-fluorobenzonitrile

5-Bromo-2-fluorobenzonitrile is a high-purity fluorine supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.

1. Pharmaceutical Intermediate

Commonly used as a building block in the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.

The presence of the fluoro and bromo substituents provides key reactive sites for cross-coupling reactions (e.g., Suzuki, Buchwald-Hartwig), allowing for diverse structural modifications.

Useful in designing aryl-substituted heterocycles, which are prevalent in many drug scaffolds (e.g., anti-cancer, anti-inflammatory, CNS drugs).

2. Agrochemical Synthesis

Serves as a key intermediate in the synthesis of herbicides, fungicides, and insecticides due to its nitrile functional group and halogenated ring, both common in bioactive molecules in agrochemicals.

3. Material Science

Used in the synthesis of functionalized aromatic compounds for advanced materials such as:

Liquid crystals

OLEDs

Specialty polymers

Its electron-withdrawing nitrile and halogen atoms influence electronic properties of aromatic systems.

4. Chemical Research

A valuable halogenated aromatic precursor in organic synthesis for:

Nucleophilic aromatic substitution (SNAr)

Palladium-catalyzed coupling reactions

Cyanation or derivatization at the nitrile position

1. Multi-Functional Reactivity

Fluoro and bromo groups provide orthogonal reactivity:

Bromine is amenable to metal-catalyzed cross-coupling (e.g., Suzuki, Heck, Sonogashira).

Fluorine enhances lipophilicity and metabolic stability in pharmaceutical compounds.

Nitrile group offers opportunities for further transformations, including amidation, hydrolysis, or reduction.

2. Structural Versatility

Acts as a modular intermediate for designing diverse aromatic compounds, critical in medicinal chemistry and fine chemicals development.

3. Stability and Handling

Solid-state stability makes it suitable for long-term storage and transportation.

Easy to handle in standard organic synthesis workflows.

4. Enhances Bioactivity Potential

Halogen and nitrile substituents are both known to influence:

Binding affinity in biological targets

Selectivity and bioavailability

Electron distribution in aromatic rings

5-Bromo-2-fluorobenzonitrile (CAS 179897-89-3) is a halogenated aromatic nitrile compound widely used as a versatile intermediate in pharmaceutical, agrochemical, and material science applications. Its combination of reactive sites-fluorine, bromine, and nitrile-enables structural diversity and downstream functionalization, making it an indispensable component in modern synthetic chemistry.

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