Used as a chiral building block in the synthesis of pharmaceuticals, particularly in the development of protease inhibitors and other bioactive molecules. Its rigid cyclohexane backbone and two distinct amino groups allow for selective functionalization, making it valuable in medicinal chemistry for structure-activity relationship studies. Commonly employed in solid-phase and solution-phase peptide synthesis due to the orthogonal protection of amines. Also utilized in the design of enzyme inhibitors where stereochemistry plays a critical role in biological activity.