Used as a key chiral building block in the synthesis of pharmaceuticals, particularly in the development of fluorinated analogs of biologically active molecules. Its strained cyclopropane ring and fluorine substituent enhance metabolic stability and binding affinity in drug candidates. Commonly employed in the preparation of enzyme inhibitors and central nervous system agents. The amine functionality allows for coupling reactions, enabling incorporation into larger molecular structures. Valued in medicinal chemistry for structure-activity relationship studies due to its stereochemical purity and conformational rigidity.