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Medchemexpress LLC Mal-PEG4-bis-PEG4-propargyl | 1060.19 g·mol⁻¹ | C49H81N5O20 | 5 MG
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Supplier:  Medchemexpress LLC HY1309735MG

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Mal-PEG4-bis-PEG4-propargyl is a cleavable eight-unit polyethylene glycol (PEG) linker designed for bioconjugation applications, especially antibody-drug conjugate (ADC) synthesis. It contains a maleimide group for thiol-selective conjugation and a propargyl (alkyne) handle for copper-catalyzed azide-alkyne cycloaddition (CuAAC), enabling modular attachment strategies and click chemistry workflows.

  • Cleavable eight-unit PEG linker.
  • Maleimide group for thiol-selective conjugation.
  • Propargyl (alkyne) handle for CuAAC click chemistry.
  • Suitable for ADC and general bioconjugation workflows.
  • Available in milligram quantities for research use.

Catalog No. 50-002-02502


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