[CAS NO. 19249-03-7]  Tos-PEG3-Tos

• CAS No.：
  19249-03-7
• Synonyms：
  1,10-Ditosyl-1,4,7,10-tetraoxadecane
  1,8-Bis(tosyloxy)-3,6-dioxaoctane
  
• Purity：
  ≥95%
• MF：
  C₂₀H₂₆O₈S₂
• MW：
  458.546
• 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.

Tos-PEG3-Tos is a bifunctional PEG linker with two tosyl groups connected by a PEG3 spacer. The hydrophilic PEG component enhances solubility in aqueous solutions, facilitating use in various biological and chemical applications. Each tosyl group acts as an efficient leaving group, making Tos-PEG3-Tos ideal for nucleophilic substitution reactions and enabling further modifications in bioconjugation and organic synthesis.

Biopharma PEG offers a wide range of PEG linkers on both lab and commercial scales. Email at [email protected] and start using a superior product for your next product R&D project.