This chemical is primarily utilized in the field of asymmetric synthesis, particularly as a chiral ligand in catalytic reactions. Its unique structure, featuring a dinaphtho-dioxaphosphepine core, makes it highly effective in facilitating enantioselective transformations. It is commonly employed in transition metal-catalyzed processes, such as hydrogenation, where it helps achieve high enantiomeric excess in the production of chiral molecules. This is especially valuable in the pharmaceutical industry for synthesizing enantiomerically pure drugs. Additionally, its application extends to organic synthesis, where it aids in constructing complex molecular architectures with precise stereochemical control.