2-Methylamino-butyric acid is primarily used in biochemical research as a building block for synthesizing peptides and other complex organic molecules. Its structure allows it to act as a precursor in the development of pharmaceutical compounds, particularly those targeting neurological disorders. The compound is also employed in studies related to amino acid metabolism, helping researchers understand the biochemical pathways involved in various physiological processes. Additionally, it has potential applications in the development of novel therapeutic agents due to its unique chemical properties, which can influence receptor binding and enzyme activity.