Used as a key chiral intermediate in the synthesis of pharmaceuticals, particularly in the development of antiviral and central nervous system agents. Its chiral structure makes it valuable for creating enantiomerically pure drugs, improving efficacy and reducing side effects. Commonly employed in the preparation of active pharmaceutical ingredients where stereochemistry plays a critical role in biological activity. Also utilized in medicinal chemistry research for building blocks in drug discovery due to the stability and reactivity of the pyrrolidine ring.