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mPEG4-bromide - CAS 110429-45-3

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mPEG4-bromide is a PEG linker containing a bromide group. The bromide (Br) is a very good leaving group for nucleophilic substitution reactions. The hydrophilic PEG spacer increases solubility in aqueous media.

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Molecular Formula
C9H19BrO4
Molecular Weight
271.15

mPEG4-bromide

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in DMSO (10 mm)
        Appearance
        White to yellow to green clear liquid
        Storage
        Store at 2-8°C
        Shipping
        Room temperature
        IUPAC Name
        1-[2-[2-(2-bromoethoxy)ethoxy]ethoxy]-2-methoxyethane
        Synonyms
        13-Bromo-2,5,8,11-tetraoxatridecane; m-PEG4-Br; Triethylene Glycol 2-Bromoethyl Methyl Ether; 2,5,8,11-Tetraoxatridecane, 13-bromo-; Bromo-PEG4-methoxy; 2-[2-[2-(2-Methoxyethoxy)ethoxy]ethoxy]ethyl Bromide; Methyl-PEG4-bromide; 1-Bromo-3,6,9,12-tetraoxatridecane
    • Properties
      • Boiling Point
        296.3±25.0°C (Predicted)
        Density
        1.256±0.06 g/cm3 (Predicted)
        InChI Key
        YFFFQGXWMHAJPP-UHFFFAOYSA-N
        InChI
        InChI=1S/C9H19BrO4/c1-11-4-5-13-8-9-14-7-6-12-3-2-10/h2-9H2,1H3
        Canonical SMILES
        COCCOCCOCCOCCBr
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