[CAS NO. ]  4-ArmPEG-DBCO

• Synonyms：
  4-Arm PEG Dibenzocyclooctyne
  
• Purity：
  ≥95%
• Recommended Storage Condition：
  Store at -5°C,keep in dry and avoid sunlight.
• Uses：
  Applicated in medical research, drug-release, nanotechnology and new materials research, cell culture. In the study of ligand, polypeptide synthesis support, a graft polymer compounds, new materials, and polyethylene glycol-modified functional coatings and other aspects of the active compound.

4-ArmPEG-DBCO is a multi-armed PEG derivative featuring dibenzocyclooctyne (DBCO) functional groups at the termini of its four arms. This unique structure facilitates efficient bioconjugation via strain-promoted azide-alkyne cycloaddition (SPAAC), a copper-free click chemistry reaction. The 4-ArmPEG architecture enhances the solubility and stability of the conjugated molecules, while the DBCO groups enable rapid and specific reactions with azide-containing compounds or biomolecules. This makes 4-ArmPEG-DBCO particularly useful in applications such as drug delivery, diagnostics, and the development of advanced biomaterials, where precise and biocompatible conjugation is essential. 

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