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Mal-PEG5-COOtBu - CAS 2250216-91-0

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Mal-PEG5-t-butyl ester is a PEG derivative with a maleimide group and a t-butyl ester group. Ester group can be hydrolyzed under acidic conditions. The maleimide group can react with thiol group to connect biomolecules.

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Molecular Formula
C21H35NO9
Molecular Weight
445.51

Mal-PEG5-COOtBu

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in DCM
        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-(2,5-dioxopyrrol-1-yl)ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
        Synonyms
        Mal-PEG5-t-butyl ester; Mal-PEG5-Boc; tert-Butyl 1-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)-3,6,9,12,15-pentaoxaoctadecan-18-oate; tert-butyl 2-((2-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)ethoxy)methyl)-3,6,9,12-tetraoxatetradecanoate
    • Properties
      • Boiling Point
        533.2±50.0 °C at 760 mmHg
        Density
        1.2±0.1 g/cm3
        InChI Key
        SSYMERMYTUXSGR-UHFFFAOYSA-N
        InChI
        InChI=1S/C21H35NO9/c1-21(2,3)31-20(25)6-8-26-10-12-28-14-16-30-17-15-29-13-11-27-9-7-22-18(23)4-5-19(22)24/h4-5H,6-17H2,1-3H3
        Canonical SMILES
        CC(C)(C)OC(=O)CCOCCOCCOCCOCCOCCN1C(=O)C=CC1=O
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L

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Concentration (start) x Volume (start) = Concentration (final) x Volume (final)
It is commonly abbreviated as: C1V1 = C2V2

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* Total Molecular Weight:
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Tip: Chemical formula is case sensitive. C22H30N4O √ c22h30n40 ╳
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