This compound is widely used in organic synthesis, particularly in peptide chemistry, where it serves as a protective group for amines. Its structure allows for selective deprotection under mild acidic conditions, making it valuable in multi-step synthesis processes. Additionally, it is employed in the development of drug delivery systems, where the PEG (polyethylene glycol) spacer enhances solubility and bioavailability of therapeutic agents. The benzyl (Bn) group can be utilized for further functionalization or as a protecting group for alcohols. Its applications extend to the creation of linkers in bioconjugation techniques, facilitating the attachment of molecules to surfaces or other biomolecules for research and diagnostic purposes.