Acid-PEG4-NHS ester is a PEG linker with a carboxylic acid and an NHS ester. Both functional group can react with primary amine, but the carboxylic acid will need activators such as EDC or HATU. Please contact us for GMP-grade inquiries.
PEGylation of Protein, Peptide & Oligo > Amine Reactive > PEG NHS ester | Antibody Drug Conjugates > Amine Reactive > PEG NHS ester | Drug Delivery, Surface Modification > Amine Reactive > PEG NHS ester | Products > PEG Linkers > PEG NHS ester | Products > PEG Linkers > PEG NHS ester > Acid-PEG-NHS ester
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