1,3,5-Triaza-7-phosphaadamantane is widely used as a ligand in coordination chemistry due to its unique structure and properties. It is particularly effective in stabilizing transition metal complexes, making it valuable in catalysis. This compound is often employed in homogeneous catalysis, including hydrogenation and hydroformylation reactions, where it enhances the efficiency and selectivity of the process. Additionally, it is utilized in the development of luminescent materials and as a component in organic light-emitting diodes (OLEDs) due to its ability to form stable complexes with metal ions that exhibit photoluminescent properties. Its application extends to the field of medicinal chemistry, where it is explored for its potential in designing metal-based drugs and imaging agents.