4-Benzamidobutanoic acid is primarily utilized in the field of organic synthesis as a key intermediate for the production of various pharmaceuticals and bioactive compounds. It serves as a building block in the synthesis of peptides and amides, which are essential in drug development. Additionally, this compound is employed in research settings to study enzyme inhibition and receptor interactions, contributing to the understanding of biochemical pathways. Its application extends to the development of potential therapeutic agents targeting specific diseases, making it a valuable component in medicinal chemistry.