(S)-2-Aminobutanamide is primarily utilized in the pharmaceutical industry as an intermediate in the synthesis of various active pharmaceutical ingredients (APIs). It plays a crucial role in the development of drugs targeting neurological disorders, particularly as a precursor in the production of compounds that modulate neurotransmitter activity. Its chiral nature makes it valuable in creating enantiomerically pure substances, which are essential for ensuring the efficacy and safety of therapeutic agents. Additionally, it is employed in research settings for studying enzyme interactions and metabolic pathways, contributing to advancements in medicinal chemistry and drug discovery.