Used as a key chiral building block in the synthesis of pharmaceuticals, particularly in the development of fluorinated analogs of biologically active molecules. The strained cyclopropane ring combined with the fluorine atom enhances metabolic stability and binding affinity in drug candidates. Commonly employed in the preparation of protease inhibitors, antiviral agents, and central nervous system therapeutics. Its stereochemistry allows for selective interactions with enzymes and receptors, making it valuable in asymmetric synthesis and medicinal chemistry research.