Used as a chiral building block in the synthesis of pharmaceuticals and biologically active compounds. Its rigid cyclopentane backbone and defined stereochemistry make it valuable in asymmetric synthesis, particularly in the development of catalysts and ligands for enantioselective reactions. Commonly employed in the preparation of protease inhibitors and other medicinal agents where stereochemical control is critical. Also utilized in the design of novel amine-containing molecules for drug discovery due to its stability and functional group compatibility.