N-(Azido-PEG3)-N-(PEG2-amine)-PEG3-acid (CAS: 2183440-70-0) is a multifunctional PEG linker with azide, amine, and carboxylic acid groups for click chemistry, amine coupling, and amide bond formation. Its PEG spacers enhance solubility, making it ideal for bioconjugation, ADC synthesis, and surface functionalization.
Polyethylene Glycol PEG Linkers > Branched PEG > Branched Amino PEG
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