Mal-PEG4-Propargyl is a high-purity PEG linker with a maleimide for thiol conjugation and a propargyl group for click chemistry. The PEG4 spacer improves solubility and flexibility for especially efficient bioconjugation.
Polyethylene Glycol PEG Linkers > Propargyl PEG > Propargyl-PEG-Maleimide
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