N-Boc-N-bis(PEG4-acid) is a PEG4-based linker with a Boc-protected amine and two carboxylic acids. It supports orthogonal conjugation, making it especially valuable for drug delivery, probe design, and multifunctional bioconjugation.
Polyethylene Glycol PEG Linkers > Branched PEG > Branched PEG Acid
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