This chemical is primarily utilized in the field of bioconjugation and drug delivery due to its polyethylene glycol (PEG) chains, which enhance solubility and stability. It serves as a linker molecule, enabling the attachment of therapeutic agents, such as drugs or imaging probes, to targeting molecules like antibodies or peptides. The PEG spacers reduce immunogenicity and improve pharmacokinetics, making it valuable in the development of targeted therapies. Additionally, it is employed in the synthesis of hydrogels and other biocompatible materials for biomedical applications, including tissue engineering and controlled drug release systems. Its bifunctional nature allows for versatile use in creating complex molecular architectures for advanced research and therapeutic interventions.