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Bis-PEG3-sulfonic acid - CAS 255831-16-4

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Bis-PEG3-sulfonic acid is a PEG linker containing sulfonic acid moieties. Sulfonic acid can participate in esterification, halogenation and displacement reactions. The hydrophilic PEG linker increases the water solubility of the compound in aqueous media.

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Molecular Formula
C8H18O9S2
Molecular Weight
322.34

Bis-PEG3-sulfonic acid

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in DMSO
        Storage
        Store at 2-8°C for short term (days to weeks) or -20°C for long term (months to years)
        Shipping
        Room temperature in continental US; may vary elsewhere.
        IUPAC Name
        2-[2-[2-(2-sulfoethoxy)ethoxy]ethoxy]ethanesulfonic acid
        Synonyms
        2,2'-((oxybis(ethane-2,1-diyl))bis(oxy))bis(ethane-1-sulfonic acid); 2,2'-[Oxybis(2,1-ethanediyloxy)]diethanesulfonic acid; Ethanesulfonic acid, 2,2'-[oxybis(2,1-ethanediyloxy)]bis-
    • Properties
      • Density
        1.5±0.1 g/cm3
        InChI Key
        ZBAMFIBUYBWIBA-UHFFFAOYSA-N
        InChI
        InChI=1S/C8H18O9S2/c9-18(10,11)7-5-16-3-1-15-2-4-17-6-8-19(12,13)14/h1-8H2,(H,9,10,11)(H,12,13,14)
        Canonical SMILES
        C(COCCS(=O)(=O)O)OCCOCCS(=O)(=O)O
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