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  • Azido-PEG3-NHS ester

    Catalog Number ACM1245718891
    Product Name Azido-PEG3-NHS ester
    CAS Number 1245718-89-1
    Synonyms N3-PEG3-C2-NHS ester
    IUPAC Name (2,5-Dioxopyrrolidin-1-yl) 3-[2-[2-(2-azidoethoxy)ethoxy]ethoxy]propanoate
    Molecular Weight 344.32
    Molecular Formula C13H20N4O7
    Canonical SMILES C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCN=[N+]=[N-]
    InChI InChI=1S/C13H20N4O7/c14-16-15-4-6-22-8-10-23-9-7-21-5-3-13(20)24-17-11(18)1-2-12(17)19/h1-10H2
    InChI Key BNLXVOZUEBSSRI-UHFFFAOYSA-N
    Purity >90%
    Appearance Solid or viscous liquid
    Storage -20±5 ºC
    Description N3-PEG3-C2-NHS ester is a nonclaevable 3-unit PEG linker used in the synthesis of antibody-drug conjugates (ADCs).
    Complexity 463
    Covalently-Bonded Unit Count 1
    Exact Mass 344.13319899
    Heavy Atom Count 24
    Monoisotopic Mass 344.13319899
    Product Type Bioorthogonal Reagents
    Topological Polar Surface Area 106 Ų

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