The exploration of new chemical entities and materials often hinges on the availability and understanding of key intermediate compounds. 2,2'-Diamino-biphenyl-4,4'-dicarboxylic acid (CAS 41738-56-1) stands out as a particularly versatile molecule due to its unique structural features and reactivity, making it invaluable in various synthetic endeavors.

Chemical Profile of CAS 41738-56-1

With the chemical formula C14H12N2O4 and a molecular weight of 272.26, 2,2'-Diamino-biphenyl-4,4'-dicarboxylic acid possesses a rigid biphenyl backbone substituted with amine groups at the 2 and 2' positions and carboxylic acid groups at the 4 and 4' positions. This arrangement imparts specific chemical properties:

  • Amine Reactivity: The primary amine groups are nucleophilic and can readily participate in reactions such as acylation, alkylation, and condensation, forming amide and imine linkages.
  • Carboxylic Acid Reactivity: The dicarboxylic acid moieties are acidic and can be converted into esters, amides, acid halides, or participate in decarboxylation reactions under specific conditions.
  • Chelating Potential: The proximity of amine and carboxylic acid groups can enable chelation with metal ions, suggesting potential applications in coordination chemistry.
  • Rigid Structure: The biphenyl core provides a degree of rigidity, which is beneficial for constructing ordered structures in polymers or supramolecular assemblies.

Key Synthesis Applications

The multifaceted reactivity of 2,2'-Diamino-biphenyl-4,4'-dicarboxylic acid allows its application in several advanced chemical fields:

  • Polymer Synthesis: It can serve as a monomer in the synthesis of polyamides, polyimides, and polyesters, yielding materials with enhanced thermal stability and mechanical properties due to the rigid biphenyl unit.
  • Organic Synthesis: As a crucial intermediate, it is employed in the synthesis of complex heterocyclic compounds, potential drug candidates, and specialty chemicals. Researchers often buy this compound for its utility in building intricate molecular frameworks.
  • Material Science: Its structure makes it suitable for incorporation into functional materials, potentially for electronics or advanced coatings.

For those looking to purchase this vital chemical intermediate, sourcing from a reliable manufacturer in China ensures access to high-purity material (typically 97% minimum). A trustworthy supplier will provide detailed technical data and support, facilitating its effective use in your synthesis projects.