This chemical is primarily utilized in the synthesis of complex organic molecules, particularly in the development of drug delivery systems. Its structure, featuring multiple ether linkages and an ester group, makes it suitable for creating biocompatible and water-soluble compounds. It is often employed in the design of prodrugs, where it can enhance the solubility and stability of active pharmaceutical ingredients. Additionally, it serves as a key intermediate in the preparation of polyethylene glycol (PEG)-based conjugates, which are widely used in targeted drug delivery and bioconjugation strategies to improve therapeutic efficacy and reduce side effects.