NH-bis(PEG4-Boc) is a bifunctional PEG reagent with two Boc-protected PEG4 chains attached to a central amine. It specifically supports orthogonal synthesis, bioconjugation, and drug delivery with improved solubility and controlled deprotection.
Polyethylene Glycol PEG Linkers > PEG-X-PEG > PEG-NH-PEG
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