Used as a chiral building block in the synthesis of pharmaceuticals, particularly in the development of active pharmaceutical ingredients (APIs) requiring high enantiomeric purity. Its structure allows for selective interactions in biological systems, making it valuable in the creation of central nervous system agents and other bioactive molecules. Commonly employed in asymmetric synthesis routes where the (S)-configuration is essential for desired activity. Also utilized in the preparation of intermediates for agrochemicals and specialty chemicals requiring stereochemical control.