Thiol PEG Amine, HCl Salt,MW 2K is a heterobifunctional PEG polymer composed of amines and thiols at both ends. It is a useful cross-linking or bioconjugation reagent with a PEG spacer. Thiols or SH, sulfhydryl or sulfhydryl groups selectively react with maleimides, OPSS, vinyl sulfones, and transition metal surfaces including gold, silver, etc.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.