Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of biologically active compounds targeting central nervous system disorders and metabolic diseases. Its structure allows for the construction of complex molecules through selective functionalization, making it valuable in medicinal chemistry for creating novel drug candidates. Commonly employed in the preparation of protease inhibitors and enzyme modulators due to the presence of a constrained azetidine ring and a reactive hydroxyl group. Also utilized in solid-phase synthesis and combinatorial chemistry for generating diverse compound libraries in drug discovery programs.