MS-PEG3-dodecyl is widely utilized in the field of bioconjugation and drug delivery systems. Its amphiphilic nature, combining a hydrophobic dodecyl chain with a hydrophilic PEG spacer, makes it an effective agent for modifying the surface properties of nanoparticles, liposomes, and other drug carriers. This chemical is often employed to enhance the solubility, stability, and biocompatibility of hydrophobic drugs, facilitating their delivery to target tissues. Additionally, it is used in the development of prodrugs, where the PEG3 linker can be cleaved under specific conditions to release the active drug molecule. In research, MS-PEG3-dodecyl serves as a versatile tool for creating functionalized surfaces or conjugates, enabling studies on cell membrane interactions, targeted delivery, and controlled release mechanisms. Its applications also extend to the formulation of micelles and other self-assembled structures for therapeutic and diagnostic purposes.