Used as a key intermediate in the synthesis of complex organic molecules, particularly in pharmaceuticals and functionalized polymers. Its primary application lies in its role as a protected amine linker in drug development, where the tert-butyl carbamate (Boc) group allows for controlled deprotection during multi-step syntheses. The polyether chain provides solubility and flexibility, making it valuable in the design of prodrugs and bioconjugates. Additionally, the iodoethoxy terminus enables easy coupling to other molecules via nucleophilic substitution, facilitating the construction of dendrimers, PEG-like structures, and targeted therapeutics.