Hydroxy-amino-bis(hexanoic acid), di-tert-butyl ester is a multifunctional PEG linker featuring a central amine with a reactive hydroxyl group for conjugation and derivatization. The acid-labile tert-butyl esters release two terminal carboxylic acids, enabling versatile bioconjugation, drug linker design, and biomaterials applications in life science research.
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