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    Chemical structure of Bis-PEG5-NHS ester , CAS 756526-03-1, AChemBlock X180205

    Bis-PEG5-NHS ester

    Catalog ID: X180205

    Product Name: Bis-PEG5-NHS ester
    CAS: 756526-03-1
    MDL: MFCD11041118
    Purity: 97%
    FW: 532.5
    Formula: C₂₂H₃₂N₂O₁₃
    Synonym(s): bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecanedioate
    Smiles: O=C(ON1C(CCC1=O)=O)CCOCCOCCOCCOCCOCCC(ON2C(CCC2=O)=O)=O
    Bis-PEG5-NHS ester 97%, CAS#: 756526-03-1, Cat ID: X180205, BUILDING BLOCKS, AChemBlock
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    Jun 29,2026

    Packaging:25G List Price: $1,420 Quantity:
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    Jul 13,2026

    update on 06-14-2026

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    Purity 97%
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    MSDS Download MSDS
    IUPAC Name bis(2,5-dioxopyrrolidin-1-yl) 4,7,10,13,16-pentaoxanonadecanedioate
    HTS Code
    Smiles O=C(ON1C(CCC1=O)=O)CCOCCOCCOCCOCCOCCC(ON2C(CCC2=O)=O)=O
    InChiKey FTYUGLBWKRXQBD-UHFFFAOYSA-N
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