The intricate world of chemistry relies on well-defined molecular building blocks to create advanced materials. Among these, heterocyclic compounds like 2,2'-Bipyridine-4,4'-dicarboxylic acid (CAS: 6813-38-3) are of significant interest due to their versatile coordination chemistry and reactive functional groups. For researchers and industrial chemists, a thorough understanding of its properties and synthesis is key to unlocking its full potential. If you are looking to buy this compound, knowing its characteristics and how it's produced by leading manufacturers will be invaluable.

Chemical Structure and Properties:

2,2'-Bipyridine-4,4'-dicarboxylic acid, often referred to as dcbpy, possesses a molecular formula of C12H8N2O4 and a molecular weight of approximately 244.21 g/mol. Its structure features two pyridine rings linked by a single bond at the 2 and 2' positions. Crucially, it is functionalized with carboxylic acid (-COOH) groups at the 4 and 4' positions of each pyridine ring. This specific arrangement imparts several key properties:

  • Coordination Ability: The lone pairs of electrons on the nitrogen atoms of the pyridine rings allow dcbpy to act as a chelating ligand, forming stable complexes with various metal ions. This is fundamental to its use in Metal-Organic Frameworks (MOFs) and metallo-organic dyes.
  • Anchoring Capability: The carboxylic acid groups serve as excellent anchoring points, enabling the molecule to strongly bind to surfaces, such as the TiO2 electrodes in Dye-Sensitized Solar Cells (DSSCs). This adhesion is vital for efficient electron transfer processes.
  • Solubility and Reactivity: While typically appearing as a white powder, its solubility can vary depending on the solvent. The carboxylic acid groups also provide reactive sites for further chemical modifications, such as esterification or amidation.
  • Thermal Stability: Its melting point is reported to be above 310°C, indicating good thermal stability, which is beneficial for applications requiring high processing temperatures or operational robustness.

Synthesis and Manufacturing:

The synthesis of 2,2'-Bipyridine-4,4'-dicarboxylic acid typically involves multistep organic reactions, often starting from simpler pyridine precursors. While specific proprietary methods vary among manufacturers, common strategies may involve coupling reactions to form the bipyridine core, followed by functionalization to introduce the carboxylic acid groups. Ensuring high purity (often 98% or greater) requires meticulous purification techniques, such as recrystallization or chromatography.

For researchers and industrial clients looking to buy 2,2'-Bipyridine-4,4'-dicarboxylic acid, partnering with a reputable manufacturer that specializes in producing high-purity intermediates is crucial. As a leading chemical supplier in China, we employ advanced synthesis and purification methodologies to guarantee the quality and consistency of our product. Our commitment to rigorous quality control ensures that you receive a material suitable for the most demanding applications in materials science and organic chemistry.

If you are interested in purchasing 2,2'-Bipyridine-4,4'-dicarboxylic acid, we encourage you to contact us. Explore our capabilities and discover how our reliable supply and competitive pricing can support your innovative projects.