Ald-CH2-PEG4-Propargyl (CAS: 1341156-62-4) is a multifunctional linker. It has an aldehyde group for conjugating primary amines, a propargyl group for copper-free click chemistry.
Polyethylene Glycol PEG Linkers > Aldehyde PEG > Ald-CH2-PEG-propargyl
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