Used as a chiral building block in the synthesis of pharmaceuticals, particularly in the development of biologically active compounds where stereochemistry plays a critical role. Its amine functionality allows for coupling reactions to form amides or sulfonamides, making it valuable in medicinal chemistry for drug design. The difluoromethyl group enhances metabolic stability and lipophilicity, which can improve pharmacokinetic properties in final drug candidates. Commonly employed in research and development of central nervous system agents and enzyme inhibitors.