The pharmaceutical industry relies on a complex web of chemical intermediates to synthesize life-saving drugs. Among these vital components, 4,5-Dibromo-1,2-phenylenediamine (CAS 49764-63-8) stands out as a critical building block with wide-ranging applications. For procurement specialists and R&D scientists, understanding its properties and sourcing effectively is key to successful drug development.

What Makes 4,5-Dibromo-1,2-phenylenediamine Important?

This compound, with the molecular formula C6H6Br2N2 and a molecular weight of approximately 265.933, is a yellow crystalline powder. Its significance lies in its dual functionality: the presence of two bromine atoms and two adjacent amine groups on an aromatic ring. This unique arrangement makes it an exceptionally versatile precursor in organic synthesis, particularly for the creation of complex heterocyclic molecules.

Core Applications in Pharmaceuticals:

  • Synthesis of APIs: It serves as a fundamental intermediate for constructing various Active Pharmaceutical Ingredients (APIs). Its structure is instrumental in forming heterocyclic ring systems, which are core components of numerous medications.
  • Drug Discovery and Development: Researchers utilize 4,5-Dibromo-1,2-phenylenediamine to design and synthesize novel drug candidates. The bromine atoms allow for further derivatization through cross-coupling reactions, enabling the fine-tuning of molecular properties for targeted therapeutic effects.
  • Medicinal Chemistry: It is a go-to reagent for chemists exploring structure-activity relationships (SARs) and developing new chemical entities (NCEs) with enhanced efficacy and safety profiles.

Sourcing Considerations: Purity and Supply

When you need to buy 4,5-Dibromo-1,2-phenylenediamine, the purity of the compound is a critical factor. Typically, a minimum purity of 97% is required for pharmaceutical applications, ensuring that downstream reactions proceed efficiently and that final products meet stringent regulatory standards. Manufacturers often provide Certificates of Analysis (COA) to confirm these specifications.

Advantages of Sourcing from China:

China has become a leading global supplier of chemical intermediates. Manufacturers in China offer 4,5-Dibromo-1,2-phenylenediamine with high purity, competitive pricing, and reliable supply chains. For bulk purchase orders, working with Chinese suppliers can significantly reduce costs while ensuring product availability. Furthermore, many offer free samples, allowing potential buyers to assess product quality firsthand. This makes them an attractive partner for pharmaceutical companies and contract research organizations.

In conclusion, 4,5-Dibromo-1,2-phenylenediamine is an indispensable intermediate for the pharmaceutical sector. Its unique chemical properties enable the synthesis of vital drug components. By partnering with reputable manufacturers in China, companies can secure a high-quality, cost-effective supply of this essential compound, driving innovation and contributing to advancements in healthcare.