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AcS-PEG3-t-butyl ester - CAS 1818294-27-7

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AcS-PEG3-t-butyl ester is a PEG linker containing a sulfur acetyl group and a t-butyl ester. The sulfur acetyl group can be deprotected to form a thiol group. The t-butyl ester can be removed under acidic conditions. The hydrophilic PEG linker increases the water solubility of compounds in aqueous media.

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Molecular Formula
C15H28O6S
Molecular Weight
336.44

AcS-PEG3-t-butyl ester

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in DMSO
        Appearance
        Pale Yellow 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-acetylsulfanylethoxy)ethoxy]ethoxy]propanoate
        Synonyms
        S-acetyl-PEG3-t-butyl ester; S-acetyl-PEG3-Boc; 4,7,10-Trioxa-13-thiapentadecanoic acid, 14-oxo-, 1,1-dimethylethyl ester; 2-Methyl-2-propanyl 2-oxo-6,9,12-trioxa-3-thiapentadecan-15-oate; tert-butyl 2-oxo-6,9,12-trioxa-3-thiapentadecan-15-oate
    • Properties
      • Boiling Point
        413.9±35.0°C at 760 mmHg
        Density
        1.1±0.1 g/cm3
        InChI Key
        JTUABWSFWXGORZ-UHFFFAOYSA-N
        InChI
        InChI=1S/C15H28O6S/c1-13(16)22-12-11-20-10-9-19-8-7-18-6-5-14(17)21-15(2,3)4/h5-12H2,1-4H3
        Canonical SMILES
        CC(=O)SCCOCCOCCOCCC(=O)OC(C)(C)C
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