N-Z-Ethylenediamine hydrochloride is widely used in biochemical research as a reagent for modifying proteins and peptides. It plays a key role in cross-linking reactions, helping to stabilize protein structures or create specific molecular interactions. This compound is also utilized in the synthesis of complex organic molecules, particularly in the preparation of pharmaceuticals and bioactive compounds. Additionally, it serves as a buffering agent in various biochemical assays, maintaining pH stability during experiments. Its applications extend to the field of polymer chemistry, where it is employed in the production of specialized resins and coatings.