Used as a chiral organophosphorus reagent in asymmetric synthesis, particularly in the preparation of enantiomerically pure phosphonates and phosphinates. Its structure allows it to act as a key intermediate in catalytic reactions where stereocontrol is critical, such as in the development of pharmaceuticals and biologically active compounds. The presence of fluorinated aromatic groups enhances its stability and influences reactivity, making it suitable for use in mild reaction conditions. Commonly employed in peptide-like coupling reactions and in the synthesis of enzyme inhibitors due to its amino acid ester moiety and hydrolytically sensitive phosphinyl group.