Basic information Safety Supplier Related

Bis-PEG2-acid

Basic information Safety Supplier Related

Bis-PEG2-acid Basic information

Product Name:
Bis-PEG2-acid
Synonyms:
  • Bis-PEG2-acid
  • COOH-PEG1-COOH
  • HOOCCH2CH2O-PEG1-CH2CH2COOH
  • 3,3'-[ethane-1,2-diylbis(oxy)]dipropanoic acid
  • Bis-PEG2-COOH
  • 1,2-Bis(2-carboxyethoxy)ethane
  • Propanoic acid, 3,3'-[1,2-ethanediylbis(oxy)]bis-
  • 3-[2-(2-carboxyethoxy)ethoxy]propanoic acid
CAS:
19364-66-0
MF:
C8H14O6
MW:
206.19
Product Categories:
  • peg
Mol File:
19364-66-0.mol
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Bis-PEG2-acid Chemical Properties

Melting point:
66 °C
Boiling point:
407.1±35.0 °C(Predicted)
Density 
1.0869 g/cm3(Temp: 4 °C)
solubility 
Soluble in Water, DMF, DMSO
pka
3.97±0.10(Predicted)
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Bis-PEG2-acid Usage And Synthesis

Description

Bis-PEG2-acid is a PEG linker containing two terminal carboxylic acid groups. The hydrophilic PEG spacer increases solubility in aqueous media. The terminal carboxylic acids can react with primary amine groups in the presence of activators (e.g. EDC, or HATU) to form a stable amide bond.

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