In the intricate world of chemical synthesis, certain molecules stand out for their versatility and importance as building blocks. 5-Bromo-2,4-difluoroaniline (CAS 452-92-6) is one such compound, a highly functionalized aromatic amine that has found significant applications, particularly within the pharmaceutical and fine chemical industries. This article delves into the key applications of this compound and provides insights for procurement professionals seeking to purchase it from reliable manufacturers.

The Chemical Profile of 5-Bromo-2,4-difluoroaniline

5-Bromo-2,4-difluoroaniline is characterized by its aniline core, substituted with a bromine atom at the 5-position and fluorine atoms at the 2 and 4 positions. This specific arrangement of substituents imparts unique electronic and steric properties, making it a valuable synthon for introducing halogenated phenylamine moieties into larger molecules. Its typical appearance is an off-white to brown solid, with a melting point in the range of 25-29 °C. The molecular formula C6H4BrF2N and a molecular weight of approximately 208.00 g/mol further define its chemical identity.

Key Application Areas

• Pharmaceutical Intermediates: The primary application of 5-Bromo-2,4-difluoroaniline lies in its role as a crucial intermediate for the synthesis of various pharmaceuticals. It is often used in the development of novel drug candidates targeting a wide array of diseases. The presence of fluorine atoms can enhance metabolic stability, lipophilicity, and binding affinity of drug molecules, while the bromine atom provides a handle for further cross-coupling reactions, such as Suzuki or Buchwald-Hartwig couplings. This makes it an excellent starting material for building complex heterocyclic systems or functionalized aromatic structures common in medicinal chemistry. Researchers looking to buy this compound for drug discovery will find its structure highly amenable to synthetic elaboration.
• Organic Synthesis Building Block: Beyond pharmaceuticals, 5-Bromo-2,4-difluoroaniline is a valuable reagent in general organic synthesis. It can be employed in the preparation of diverse organic compounds, including dyes, agrochemicals, and advanced materials. Its reactivity allows for transformations such as diazotization, acylation, and alkylation, expanding its utility in creating tailored molecular structures. Scientists requiring specific fluorinated aromatic amines for their synthetic projects can source this material from chemical suppliers.
• Agrochemicals: While less common than pharmaceutical applications, fluorinated aromatic amines can also serve as precursors in the synthesis of certain agrochemicals. The introduction of fluorine atoms can sometimes improve the efficacy or stability of pesticides and herbicides.
• Research and Development: For academic and industrial R&D laboratories, 5-Bromo-2,4-difluoroaniline is an important reagent for exploring new reaction methodologies and synthesizing novel chemical entities with potential applications in various scientific fields. Purchasing this intermediate from a reputable China manufacturer ensures access to consistent quality for experimental work.

Procurement and Supply Chain Considerations

When considering the purchase of 5-Bromo-2,4-difluoroaniline, it is essential to engage with manufacturers who can guarantee high purity and consistent quality. Companies specializing in fine chemicals and pharmaceutical intermediates, particularly those based in China, often offer competitive pricing and reliable supply chains for bulk orders. Procurement managers should seek suppliers who provide comprehensive documentation, including CoA and SDS, and who can offer technical support. The ability to obtain a price quote and inquire about purchasing this CAS number directly from manufacturers is a hallmark of a transparent and efficient supply partner.