This chemical is primarily utilized in the field of bioconjugation and drug delivery systems. Its unique structure, featuring multiple ether linkages and a terminal carboxylic acid group, makes it an effective linker for attaching therapeutic agents to targeting molecules, such as antibodies or peptides. The compound’s polyethylene glycol (PEG)-like segments enhance solubility and biocompatibility, reducing immunogenicity and improving the pharmacokinetic properties of conjugated drugs. It is particularly valuable in the development of antibody-drug conjugates (ADCs) and other targeted therapies, where precise delivery of drugs to specific cells or tissues is critical. Additionally, its functional groups allow for further chemical modifications, enabling customization for specific applications in nanotechnology and biomedicine.