2,2'-Bipyrimidine is widely used as a ligand in coordination chemistry due to its ability to form stable complexes with various metal ions. It plays a crucial role in the development of catalysts for organic reactions, including hydrogenation and polymerization processes. In material science, it is employed in the synthesis of metal-organic frameworks (MOFs) and other supramolecular structures, which have applications in gas storage, separation, and sensing. Additionally, 2,2'-Bipyrimidine is utilized in the design of luminescent materials and dyes, particularly in the field of photochemistry, where it contributes to the development of light-emitting devices and sensors. Its role in medicinal chemistry is also notable, as it is used in the creation of metal-based drugs and diagnostic agents.