Used as a key intermediate in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring strained ring systems for enhanced metabolic stability and bioavailability. Its strained oxetane ring acts as a polar, three-dimensional building block in medicinal chemistry, often serving as a bioisostere for carbonyl or gem-dimethyl groups. Commonly employed in the design of enzyme inhibitors and central nervous system (CNS) agents due to its favorable physicochemical properties, including improved solubility and membrane permeability. Also utilized in agrochemicals and functional materials where controlled reactivity and structural rigidity are beneficial.