[1,2-Bis(diphenylphosphino)ethane]dichloronickel(II) is widely used as a catalyst in various organic synthesis reactions. It plays a crucial role in nickel-catalyzed cross-coupling reactions for forming carbon-carbon bonds in the production of pharmaceuticals, agrochemicals, and advanced materials. Additionally, it is employed in hydrogenation and polymerization processes, where it helps in the efficient conversion of unsaturated compounds into saturated ones and in the creation of polymers with specific properties. Its stability and effectiveness make it a valuable component in industrial and research applications, particularly in the development of complex organic molecules.