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Benzyl-PEG2-acid - CAS 91555-65-6

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Benzyl-PEG2-acid is a PEG linker containing a benzyl protecting group and a carboxylic acid group. Benzyl is an alcohol protecting group and can be removed via hydrogenolysis. The carboxylic acid group can react with primary amine groups in the presence of activators such as EDC or HATU to form a stable amide bond.

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Molecular Formula
C12H16O4
Molecular Weight
224.25

Benzyl-PEG2-acid

    • Specification
      • Purity
        ≥95%
        Appearance
        Pale Yellow Oily Liquid
        Storage
        Store at 2-8°C
        Shipping
        Room temperature in continental US; may vary elsewhere.
        IUPAC Name
        3-(2-phenylmethoxyethoxy)propanoic acid
        Synonyms
        6-Benzyloxy-4-oxahexanoic acid; Propanoic acid, 3-[2-(phenylmethoxy)ethoxy]-; 3-(2-(Benzyloxy)ethoxy)propanoic acid
    • Properties
      • Boiling Point
        364.0±27.0°C at 760 mmHg
        Density
        1.1±0.1 g/cm3
        InChI Key
        SUIUDJXITUDGOR-UHFFFAOYSA-N
        InChI
        InChI=1S/C12H16O4/c13-12(14)6-7-15-8-9-16-10-11-4-2-1-3-5-11/h1-5H,6-10H2,(H,13,14)
        Canonical SMILES
        C1=CC=C(C=C1)COCCOCCC(=O)O
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Tip: Chemical formula is case sensitive. C22H30N4O √ c22h30n40 ╳
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