Amine-Tri(3-methoxypropanamide-PEG23-Azide) Methane HCl salt is a branched PEG linker with a terminal amine group and three terminal azide groups. The amine group is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde), etc. The azide groups enables PEGylation via Click Chemistry.
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