This compound is primarily utilized in the synthesis of peptides and pharmaceuticals, particularly where the introduction of a fluorine atom is necessary for enhancing biological activity or stability. It serves as a protected form of proline, with the Boc (tert-butoxycarbonyl) group providing temporary protection for the amine functionality and the methyl ester protecting the carboxylic acid, allowing for selective reactions in peptide coupling processes and improved solubility and stability. The Boc group enables controlled deprotection during multi-step synthesis. Its application is significant in the development of drug candidates, especially in the field of medicinal chemistry, where fluorinated amino acids are often incorporated to improve metabolic stability and binding affinity. Additionally, it is used in research to study the effects of fluorination on peptide structure and function.