Cholesterol‑PEG‑Vinyl Sulfone, MW 2K is an amphiphilic PEG derivative with cholesterol, a 2000 Da PEG chain, and a vinyl sulfone group. It is used for thiol-specific bioconjugation, micelle formation, and surface modification of liposomes and nanoparticles in drug delivery research.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.

