Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of biologically active compounds targeting central nervous system disorders. Its strained cyclobutane ring and functional groups make it valuable for constructing complex molecular architectures in medicinal chemistry. Commonly employed in the preparation of analogs for structure-activity relationship (SAR) studies due to its conformational rigidity and polarity. Also utilized in the design of enzyme inhibitors where stereochemistry and ring size influence binding affinity.