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AcS-PEG4-t-butyl ester - CAS 1818294-26-6

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AcS-PEG4-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
C17H32O7S
Molecular Weight
380.50

AcS-PEG4-t-butyl ester

    • Specification
      • Purity
        ≥95%
        Solubility
        Soluble in DMSO
        Appearance
        Reddish Brown 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-acetylsulfanylethoxy)ethoxy]ethoxy]ethoxy]propanoate
        Synonyms
        S-acetyl-PEG4-t-butyl ester; S-acetyl-PEG4-Boc; 4,7,10,13-Tetraoxa-16-thiaoctadecanoic acid, 17-oxo-, 1,1-dimethylethyl ester; 2-Methyl-2-propanyl 2-oxo-6,9,12,15-tetraoxa-3-thiaoctadecan-18-oate; tert-butyl 2-oxo-6,9,12,15-tetraoxa-3-thiaoctadecan-18-oate
    • Properties
      • Boiling Point
        452.0±40.0°C at 760 mmHg
        Density
        1.1±0.1 g/cm3
        InChI Key
        KUEYETODKIHXFF-UHFFFAOYSA-N
        InChI
        InChI=1S/C17H32O7S/c1-15(18)25-14-13-23-12-11-22-10-9-21-8-7-20-6-5-16(19)24-17(2,3)4/h5-14H2,1-4H3
        Canonical SMILES
        CC(=O)SCCOCCOCCOCCOCCC(=O)OC(C)(C)C
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* Total Molecular Weight:
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Tip: Chemical formula is case sensitive. C22H30N4O √ c22h30n40 ╳
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