N-(Azido-PEG3)-N-(PEG3-NH-Boc)-PEG3-acid is a PEG derivative which contains biotin and carboxylic acid moieties. Biotin can be used for the conjugation of proteins and biotin labeling.
Polyethylene Glycol PEG Linkers > Branched PEG > Branched PEG Azide
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