Azide-PEG-Azide(N3-PEG-N3), MW 10K is a click chemistry PEG polymer with two terminal azide moieties. Azides can react with alkynes via click chemistry. Hydrophilic polyPEG increases the water solubility of compounds in aqueous media.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.