Azetidin-3-amine dihydrochloride is primarily utilized in organic synthesis as a building block for the development of pharmaceuticals. It serves as a key intermediate in the production of various biologically active compounds, particularly those targeting neurological and cardiovascular diseases. Its structure is valuable in the synthesis of beta-lactam antibiotics, which are essential for treating bacterial infections. Additionally, it is employed in research for designing novel drug candidates, especially in the field of medicinal chemistry, where its reactive amine group facilitates the creation of diverse molecular frameworks. Its application extends to the study of enzyme inhibitors and receptor modulators, contributing to advancements in drug discovery and therapeutic development.