Propargyl-PEG18-alcohol is a PEG linker with a terminal alkyne group and and an alcohol on the ends. The propargyl group undergoes Click Chemistry reactions with azides and forms a stable triazole moiety. The alcohol group can be further derivatized to various functional groups. The increasing aqueous solubility derived from PEG spacer makes such linker an ideal conjugation linkers for biological applications.
AxisPharm offers 4000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.