Used as a chiral building block in the synthesis of pharmaceuticals, particularly in the production of active pharmaceutical ingredients requiring high enantiomeric purity. Commonly employed in the development of central nervous system agents, including certain antidepressants and decongestants. Its chiral amine structure makes it valuable in asymmetric synthesis and resolution processes. Also utilized in the preparation of intermediates for fine chemicals and agrochemicals where stereochemistry plays a critical role in biological activity.