Cholesterol-PEG-Azide (Cholesterol-PEG-N3, CLS-PEG-N3), MW 3.4K is a linear heterobifunctional PEG linker with cholesterol and N3 groups. Reactive with alkynes to form stable triazole linkages, this reagent is amphoteric and can be used to prepare liposomes for delivery of therapeutic agents into tissues.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.