[CAS NO. 638-56-2]  Cl-PEG3-Cl

• CAS No.：
  638-56-2
• Synonyms：
  3,6,9-Trioxaundecane-1,11-diyl dichloride
  Diethylene glycol bis(2-chloroethyl) ether
  Bis[2-(2-chloroethoxy)ethyl] ether
  1-(2-chloroethoxy)-2-[2-(2-chloroethoxy)ethoxy]ethane
  1-Chloro-2-(2-(2-(2-chloroethoxy)ethoxy)ethoxy)ethane
  
• Purity：
  ≥95%
• MF：
  C₈H₁₆Cl₂O₃
• MW：
  231.12
• 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.

Cl-PEG3-Cl (Diethylene Glycol Bis(2-chloroethyl) Ether​), is an impurity in the synthesis of 2-[2-[2-(2-Chloroethoxy)ethoxy]ethoxy]ethanol (C365875), which is a PEG derivative used in the synthesis of novel glycolipids that bind HIV-1 cell surface glycoprotein Gp120 with potential application to pharmaceutical HIV-1 drugs. Also used in the synthesis of PET imaging agents targeting brain b-amyloid.

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