(S)-1-Boc-4-Hydroxy-2-pyrrolidinone is widely used as a key intermediate in the synthesis of various pharmaceutical compounds. Its structure makes it valuable in the production of chiral molecules, particularly in the development of drugs targeting neurological and cardiovascular diseases. The compound is often employed in the preparation of peptidomimetics, which are designed to mimic peptides and are used in drug discovery for their enhanced stability and bioavailability. Additionally, it serves as a building block in the synthesis of bioactive natural products and complex organic molecules. Its protective Boc group allows for selective reactions, making it a versatile tool in organic synthesis.