Ald-Ph-PEG2-acid is a small PEG reagent with a benzaldehyde moiety and a terminal carboxylic acid group. The benzaldehyde group is reactive with hydrazide and aminooxy moiety. The terminal carboxylic acid can undergo reactions with primary amines in the presence of activators such as EDC or HATU to form a stable amide bond. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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