Used as a chiral building block in pharmaceutical synthesis, particularly in the development of active pharmaceutical ingredients where stereochemistry plays a critical role. Its amine functionality and chiral center make it valuable for forming amide bonds or serving as an intermediate in asymmetric synthesis. Commonly employed in the preparation of protease inhibitors, kinase inhibitors, and other bioactive molecules requiring high enantiomeric purity. Also utilized in the synthesis of specialty polymers and ligands for catalysis due to its structural rigidity and functional group compatibility.