N-(Azido-PEG3)-N-bis(PEG3-acid) HCl salt is a click chemistry branched molecule. It enables PEGylation via Click Chemistry. The terminal carboxylic acids can react with primary amino groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond. . Please contact us for GMP-grade inquiries.
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