Used primarily in organic synthesis, hydroquinine 9-phenanthryl ether serves as a chiral ligand or catalyst in asymmetric reactions. It is particularly valuable in enantioselective transformations, such as the synthesis of chiral molecules in pharmaceuticals. Its application extends to the development of complex organic compounds where precise stereochemistry is crucial. Additionally, it is employed in research to explore new catalytic processes, aiding in the advancement of synthetic methodologies.