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Propargyl-PEG8-COOtBu - CAS 2055014-96-3

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Propargyl-PEG8-COOtBu is a PEG crosslinker containing a propargyl group and a t-butyl protected carboxyl group. Under the catalysis of copper, propargyl group can react with azide-bearing compounds to produce stable triazole compounds. The hydrophilic PEG spacer increases solubility in aqueous media.

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Molecular Formula
C24H44O10
Molecular Weight
492.61

Propargyl-PEG8-COOtBu

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in Water, DMSO, DCM, DMF
        Appearance
        Pale Yellow or Colorless Oily Matter
        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
        tert-butyl 3-[2-[2-[2-[2-[2-[2-(2-prop-2-ynoxyethoxy)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
        Synonyms
        Propargyl-PEG8-t-butyl ester; Propargyl-PEG8-Boc; tert-butyl 4,7,10,13,16,19,22,25-octaoxaoctacos-27-ynoate
    • Properties
      • Boiling Point
        528.4±45.0 °C at 760 mmHg
        Density
        1.1±0.1 g/cm3
        InChI Key
        IGEMRRCREJIMCQ-UHFFFAOYSA-N
        InChI
        InChI=1S/C24H44O10/c1-5-7-26-9-11-28-13-15-30-17-19-32-21-22-33-20-18-31-16-14-29-12-10-27-8-6-23(25)34-24(2,3)4/h1H,6-22H2,2-4H3
        Canonical SMILES
        CC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCC#C
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