Basic information Safety Supplier Related

alpha, oMega-Dipropionic acid triethylene glycol

Basic information Safety Supplier Related

alpha, oMega-Dipropionic acid triethylene glycol Basic information

Product Name:
alpha, oMega-Dipropionic acid triethylene glycol
Synonyms:
  • alpha, oMega-Dipropionic acid triethylene glycol
  • HOOC-PEG3-COOH
  • α,ω-Dipropionic acid triethylene glycol
  • Bis-PEG4-acid
  • 4,7,10,13-Tetraoxahexadecanedioic acid
  • Bis-PEG5-acid
  • 4,7,10,13-Tetraoxa-hexadecan-1,16-dicarbonsaeure
  • COOH-PEG3-COOH
CAS:
31127-85-2
MF:
C12H22O8
MW:
294.3
EINECS:
228-394-1
Product Categories:
  • peg
Mol File:
31127-85-2.mol
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alpha, oMega-Dipropionic acid triethylene glycol Chemical Properties

Boiling point:
483.7±45.0 °C(Predicted)
Density 
1.219±0.06 g/cm3(Predicted)
storage temp. 
Sealed in dry,Room Temperature
solubility 
Soluble in Water, DMSO, DCM, DMF
form 
Oil
pka
3.97±0.10(Predicted)
color 
Colorless to off-white
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Safety Information

HS Code 
2918999090
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alpha, oMega-Dipropionic acid triethylene glycol Usage And Synthesis

Description

Bis-PEG4-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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