4,4'-diaminobiphenyl-2,2'-dicarboxylic acid, also known as DABDA, is a chemical compound with the molecular formula C16H14N2O4. It is a white crystalline powder that is highly soluble in organic solvents such as ethanol, acetone, and methanol. DABDA possesses unique chemical properties that make it suitable for a multitude of applications. This chemical compound finds extensive use in the field of polymer research and development. Due to its high thermal stability and good mechanical properties, DABDA is commonly used as a building block in the synthesis of advanced polymers. These polymers have a wide range of applications, including coatings, adhesives, and electrical insulators. Furthermore, DABDA exhibits excellent electrochemical properties, making it an ideal candidate for the development of high-performance electrochemical devices. It is widely employed in the fabrication of electrodes for supercapacitors and lithium-ion batteries. With its exceptional conductivity and stability, DABDA contributes to the overall performance and lifespan of these energy storage systems.