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Medchemexpress LLC Mal-amido-PEG4-NHS ester | 756525-99-2 | 99.2% | 513.50 | C22H31N3O11 | 100 MG
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Supplier:  Medchemexpress LLC HYW040134100MG

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Mal-amido-PEG4-NHS ester is a PEG-based bifunctional linker containing a maleimide handle and an N-hydroxysuccinimide (NHS) ester. It provides a PEG4 spacer for flexibility and solubility and enables orthogonal conjugation to thiols and primary amines for use in PROTAC synthesis and bioconjugation applications.

  • Provides a PEG4 spacer for increased solubility and flexible linker length.
  • Maleimide group enables selective reaction with thiol groups for cysteine conjugation.
  • NHS ester allows rapid coupling to primary amines under mild conditions.
  • High purity suitable for synthetic and medicinal chemistry applications.
  • Stable when stored at -20°C in solid form; follow solvent storage recommendations.

Catalog No. 50-003-01194


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