BCN-PEG2-PFP ester (CAS 1421932-53-7) is a bifunctional PEG reagent. It contains BCN and PFP ester groups. BCN is a part of copper-free click chemistry. It creates stable triazole linkages with azides. PEG2 is a two-unit biocompatible polymer. PFP ester reacts with amines, forming stable amide bonds. This compound finds use in drug delivery and surface modification.
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