Used as a key chiral intermediate in the synthesis of pharmaceuticals, particularly in the development of kinase inhibitors and other biologically active compounds. Its enantiomeric purity is critical for achieving desired biological activity and selectivity in drug candidates. Commonly employed in the preparation of pyridine-based medicinal agents where the (S)-configuration enhances binding affinity to specific enzyme targets. Also utilized in research settings for asymmetric synthesis and the construction of nitrogen-containing heterocycles with potential therapeutic applications.