Amine-PEG-CH2OOH, MW 2,000 is a PEGylation reagent containing one carboxylic acid group. The amine group is reactive with activated NHS esters. The carboxylic acid can react with primary amines in the presence of activator, such as EDC or HATU, to form a stable amide bond. The PEG polymer is aqueous soluble. Reagent grade, for research purpose.
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