Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of kinase inhibitors for cancer treatment. Its structure allows for selective modification, making it valuable in medicinal chemistry for optimizing drug potency and metabolic stability. Commonly employed in solid-phase and solution-phase peptide synthesis due to the presence of carboxylic acid and protected amine functionalities. The fluoropyrimidine moiety enhances binding affinity to target enzymes, improving efficacy in bioactive molecules.