Widely used as a key intermediate in the synthesis of fluorinated pharmaceuticals, particularly in the development of protease inhibitors and antiviral agents. Its structure allows for efficient introduction of the difluorophenyl moiety, which enhances metabolic stability and binding affinity in drug molecules. Commonly employed in medicinal chemistry for constructing complex bioactive compounds, especially in the design of kinase inhibitors and CNS-targeted therapeutics. The methoxy methyl amide group facilitates coupling reactions and serves as a masked carboxylic acid equivalent in multi-step syntheses.