NH-bis(C2-PEG1-azide) is widely used in bioconjugation and click chemistry applications due to its dual azide functional groups. It serves as a linker molecule, enabling the attachment of biomolecules, polymers, or nanoparticles through copper-catalyzed azide-alkyne cycloaddition (CuAAC) reactions. This chemical is particularly valuable in the development of drug delivery systems, where it facilitates the precise coupling of therapeutic agents to carriers like PEGylated nanoparticles. It is also employed in surface modification and functionalization, enhancing the biocompatibility and targeting efficiency of materials. Additionally, NH-bis(C2-PEG1-azide) plays a role in the synthesis of hydrogels and biomaterials, contributing to advancements in tissue engineering and regenerative medicine. Its versatility makes it a key component in research and industrial applications requiring controlled and efficient molecular assembly.