N-(Amino-PEG4)-N-bis(PEG4-t-butyl ester) is a branched PEG reagent containing an amino group with two t-butyl esters. The amino groups is reactive with carboxylic acids, activated NHS esters, carbonyls (ketone, aldehyde) etc. The t-butyl protected carboxyl group can be deprotected under acidic conditions. Please contact us for GMP-grade inquiries.
PEGylation of Protein, Peptide & Oligo > Carboxyl and Active ester Reactive > Amino PEG | PEGylation of Protein, Peptide & Oligo > Multi-arm PEG > Branched PEG | Antibody Drug Conjugates > Carboxyl and Active ester Reactive > Amino PEG | Antibody Drug Conjugates > Multi-arm PEG > Branched PEG | Drug Delivery, Surface Modification > Carboxyl and Active ester Reactive > Amino PEG | Drug Delivery, Surface Modification > Multi-arm PEG > Branched PEG | Products > PEG Linkers > Amino PEG | Products > PEG Linkers > Amino PEG > Amine Branched PEG | Products > PEG Linkers > Branched PEG > Amino PEG
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