Used as a key intermediate in the synthesis of pharmaceutical compounds, particularly in the development of protease inhibitors and antiviral agents. Its structure supports the creation of stereoselective molecules, making it valuable in medicinal chemistry for designing drugs with high specificity. The tert-butoxycarbonyl (Boc) group allows for easy protection of amines during peptide coupling reactions, while the trifluoromethyl moiety enhances metabolic stability and lipophilicity, improving drug absorption and bioavailability. Commonly employed in research settings for constructing complex bioactive molecules.