• CAS No.：
  1670249-37-2
• Synonyms：
  Azide-PEG9-COOH
  Azido-PEG9-acid
  1-Azido-3,6,9,12,15,18,21,24,27-nonaoxatriacontan-30-oic acid
  3-[2-[2-[2-[2-[2-[2-[2-[2-(2-Azidoethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoic acid
  
• Purity：
  ≥95%
• MF：
  C₂₁H₄₁N₃O₁₁
• MW：
  511.56
• 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.

Monodisperse Azido-PEG9-acid (N3-PEG9-COOH) is a heterobifunctional PEG molecule consisting of an azide (N3) and a terminal carboxylic acid (COOH). It is a non-cleavable 9 unit PEG-based ADC linker used in the synthesis of antibody-drug conjugates (ADCs). And it is also a PEG-based PROTAC linker can be used in the synthesis of PROTACs.

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