3-(Azepan-1-yl)propanoic acid is primarily utilized in organic synthesis and pharmaceutical research. It serves as a key intermediate in the development of various bioactive compounds, particularly those targeting neurological and cardiovascular systems. The azepane ring in its structure makes it valuable for designing molecules with enhanced binding affinity and selectivity. Additionally, it is employed in the synthesis of peptidomimetics and as a building block for creating novel drug candidates with potential therapeutic applications. Its versatility also extends to material science, where it can be used to modify polymers or create specialized coatings.