Used in targeted drug delivery systems, this compound enhances the solubility and bioavailability of thalidomide derivatives. It is particularly effective in cancer therapy, where it helps in delivering the drug specifically to tumor cells, minimizing damage to healthy tissues. The PEGylation improves the pharmacokinetics, allowing for prolonged circulation in the bloodstream. Additionally, it is utilized in research for developing novel therapeutic agents, especially in the treatment of inflammatory diseases and certain types of cancer. Its structure facilitates the attachment of various targeting moieties, making it versatile in designing customized drug delivery platforms.