N(alpha)-PEG4-azide-L-Lysine-PEG3-azide is a unique PEG linker with azide click chemistry handles on either side to conjugate with DBCO, BCN, alkynes, and an L-configured Lysine residue connected to these handles via PEG spacers, which elevate the solubility of the molecule in aqueous media. Reagent grade, for research use only.
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