(R)-3-Aminopyrrolidin-2-one is primarily used in the pharmaceutical industry as a key intermediate in the synthesis of various biologically active compounds. Its chiral structure makes it valuable in the development of enantiomerically pure drugs, particularly those targeting the central nervous system. It is often employed in the production of nootropic agents, which enhance cognitive function, and in the creation of medications for neurological disorders such as Alzheimer's disease and Parkinson's disease. Additionally, it serves as a building block in the synthesis of antiviral and antibacterial agents, contributing to the development of new therapeutics for infectious diseases. Its versatility in organic synthesis also makes it useful in research for designing novel compounds with potential therapeutic applications.