4-Acetamidobutanoic acid is primarily utilized in the field of organic synthesis and pharmaceutical research. It serves as a key intermediate in the production of various bioactive compounds, including potential drug candidates. The compound is often employed in the development of molecules with neurological or anti-inflammatory properties due to its structural similarity to gamma-aminobutyric acid (GABA), a neurotransmitter. Additionally, it is used in the synthesis of peptides and other complex organic molecules, where its functional groups allow for versatile chemical modifications. Its role in medicinal chemistry makes it valuable for exploring new therapeutic agents and studying biochemical pathways.