2,4-Diaminobutanoic acid is primarily utilized in biochemical research and pharmaceutical development. It serves as a key intermediate in the synthesis of various bioactive compounds and peptides. Its structure allows it to act as a building block for designing molecules with potential therapeutic applications, particularly in the development of drugs targeting neurological disorders and metabolic diseases. Additionally, it is used in studies exploring enzyme mechanisms and amino acid metabolism due to its unique diamine functionality. This compound also finds application in the production of specialized polymers and materials with tailored properties for industrial use.