Used as a key chiral building block in the synthesis of pharmaceuticals, particularly in the development of biologically active compounds where stereochemistry plays a critical role. Its protected amine and fluorinated pyrrolidine structure make it valuable in medicinal chemistry for constructing protease inhibitors, kinase inhibitors, and other drug candidates targeting central nervous system disorders and metabolic diseases. The Boc group allows for easy deprotection under mild acidic conditions, enabling efficient incorporation into complex molecules during multi-step syntheses. Widely employed in asymmetric synthesis and route scouting for active pharmaceutical ingredients (APIs).