Used as a key intermediate in the synthesis of kinase inhibitors, particularly in the development of anticancer agents. Its structure allows for selective modification in drug design, making it valuable in creating compounds that target specific signaling pathways in tumor cells. Commonly employed in solid-phase and solution-phase peptide-like coupling reactions due to the presence of both carboxylic acid and protected amino functionalities. Also utilized in combinatorial chemistry for generating libraries of biologically active molecules. Its fluorinated aryl group enhances binding affinity and metabolic stability in final drug candidates.