• CAS No.：
  1245718-89-1
• Synonyms：
  Azido-PEG3-NHS
  2,5-dioxopyrrolidin-1-yl3-(2-(2-(2-azidoethoxy)ethoxy)ethoxy)propanoate
  N3-PEG3-C2-NHSester
  N3-PEG3-C2-NHSESTER
  Azido-PEG3-NHS ester
  N3-PEG3-CH2CH2COONHSEster
  AZIDO-PEG3-NHS
  N3-PEG3-CH2CH2COONHS
  
• Purity：
  ≥95%
• MF：
  C₁₃H₂₀N₄O₇
• MW：
  344.3
• 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.

N3-PEG3-SPA (Azido-PEG3-NHS ester) is azide linker used on click chemistry.
Also, N3-PEG3-SPA is a nonclaevable 3-unit PEG linker used in the synthesis of  Antibody-Drug Conjugates (ADCs). 
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