Azido-PEG4-PFP ester is a click reagent containing an azide group and a PFP moiety. The azide group enables Click Chemistry. The PFP ester is can be used to label the primary amines (-NH2) of proteins, amine-modified oligonucleotides, and other amine-containing molecules, comparing with NHS ester, PFP ester is more stable.. The hydrophilic PEG spacer adds to the water solubility of this reagent. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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