(S)-Methyl 3-cyclopropyl-2-hydroxypropanoate is primarily used in the synthesis of complex organic compounds, particularly in pharmaceutical research. Its structure makes it a valuable intermediate in the production of chiral molecules, which are essential for developing enantiomerically pure drugs. The compound is often employed in asymmetric synthesis, where it helps create specific stereochemical configurations required for active pharmaceutical ingredients. Additionally, it finds application in the preparation of biologically active compounds, including potential treatments for neurological disorders and cardiovascular diseases. Its versatility in organic reactions, such as esterification and cyclopropanation, further enhances its utility in medicinal chemistry and drug discovery.