(S)-Methyl 3-(pyrrolidin-2-yl)benzoate hydrochloride is primarily utilized in pharmaceutical research and development. It serves as a key intermediate in the synthesis of various bioactive compounds, particularly those targeting neurological and cardiovascular disorders. The compound's chiral structure makes it valuable in the production of enantiomerically pure drugs, enhancing their efficacy and reducing side effects. Additionally, it is employed in the study of receptor-ligand interactions, aiding in the design of new therapeutic agents with improved selectivity and potency. Its applications also extend to the development of novel chemical entities for potential use in treating conditions such as hypertension, anxiety, and depression.