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CS-W001157 4
Total: USD 88.00

NH2-PEG-COOH MW:2000

  • CAS No. 139729-28-5

  • Cat. No. CS-1038769
  • PurityMW:2000 Da
  • MDL No.None

*For research and further manufacturing use only, not for direct human use.

NH2-PEG-COOH MW:2000|CS-1038769

Structure of 139729-28-5

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General Information

  • CAS No. 139729-28-5
  • Cat. No. CS-1038769
  • Purity MW:2000 Da
  • MDL No. None
  • Storage -20°C, sealed storage, away from moisture and light
  • Shipping Room temperature in continental US; may vary elsewhere.
  • Molecular Formula (C₂H₄O)nC₄H₉NO₃
  • Molecular Weight None
  • Synonym(s) None
  • SMILES OC(COCCOCCN)=O

Description

NH2-PEG-COOH (MW:2000) features terminal amine and carboxylic acid groups on a hydrophilic polyethylene glycol backbone, enabling efficient conjugation in bioconjugation and drug delivery applications. This bifunctional linker offers enhanced solubility and stability under physiological conditions, facilitating modular assembly of complex molecular architectures.

Application

NH₂-PEG-COOH (MW: 2000) serves as a versatile bifunctional linker for conjugation and polymer functionalization. The terminal amine enables coupling to carboxyl-containing substrates, while the carboxylic acid facilitates attachment to amine-functionalized molecules. Its polyether backbone provides excellent solubility and stability in aqueous and organic media, enabling straightforward purification and broad compatibility in peptide, protein, and nanoparticle conjugation workflows.

Safety Information

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GHS Pictogram :
GHS No : GHS07
Signal Word : Warning
UN#: N/A
Class : N/A
Packing Group : N/A
Hazard Statements : H302-H315-H319-H335
Precautionary Statements : P261-P264-P270-P271-P280-P302+P352-P304+P340-P305+P351+P338-P330-P362+P364-P403+P233-P405-P501

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Computational Chemistry Data

  • TPSA   81.78
  • LogP   -0.9371
  • H_Acceptors   4
  • H_Donors   2
  • Rotatable_Bonds   7

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