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Bis-PEG21-NHS ester - CAS 2221948-98-5

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Bis-PEG21-NHS ester is a cleavable ADC linker used in the synthesis of antibody-drug conjugates (ADCs).

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Molecular Formula
C54H96N2O29
Molecular Weight
1237.34

Bis-PEG21-NHS ester

    • Specification
      • Purity
        >98.0%
        Solubility
        10 mm in DMSO
        Appearance
        Solid
        Shelf Life
        -20°C 3 years powder; -80°C 2 years in solvent
        Storage
        -20°C
        Shipping
        Room temperature
        IUPAC Name
        (2,5-dioxopyrrolidin-1-yl) 3-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[2-[3-(2,5-dioxopyrrolidin-1-yl)oxy-3-oxopropoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]ethoxy]propanoate
        Synonyms
        Nhs-dpeg(tm)(21)-nhs; Bis-PEG21- NHS ester
    • Properties
      • InChI Key
        UFBYDMNXKUEOPZ-UHFFFAOYSA-N
        InChI
        InChI=1S/C54H96N2O29/c57-49-1-2-50(58)55(49)84-53(61)5-7-63-9-11-65-13-15-67-17-19-69-21-23-71-25-27-73-29-31-75-33-35-77-37-39-79-41-43-81-45-47-83-48-46-82-44-42-80-40-38-78-36-34-76-32-30-74-28-26-72-24-22-70-20-18-68-16-14-66-12-10-64-8-6-54(62)85-56-51(59)3-4-52(56)60/h1-48H2
        Canonical SMILES
        C1CC(=O)N(C1=O)OC(=O)CCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCOCCC(=O)ON2C(=O)CCC2=O
Bio Calculators
Stock concentration: *
Desired final volume: *
Desired concentration: *

L

* Our calculator is based on the following equation:
Concentration (start) x Volume (start) = Concentration (final) x Volume (final)
It is commonly abbreviated as: C1V1 = C2V2

Calculate
* Total Molecular Weight:
g/mol
Tip: Chemical formula is case sensitive. C22H30N4O √ c22h30n40 ╳
g/mol
g
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