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Medchemexpress LLC Mal-PEG4-Val-Cit-PAB | 1949793-41-2 | 98.9% | 777.86 | C36H55N7O12 | 5 MG
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Supplier:  Medchemexpress LLC HY1266725MG

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Mal-PEG4-Val-Cit-PAB is a cleavable antibody-drug conjugate (ADC) linker that contains a maleimide reactive group, a four-unit polyethylene glycol (PEG4) spacer, a valine-citrulline (Val-Cit) dipeptide, and a para-aminobenzyl (PAB) self-immolative spacer. It is used in the synthesis of ADCs to enable protease-triggered release of cytotoxic payloads.

  • Cleavable linker for protease-triggered payload release.
  • Contains maleimide functional group for thiol conjugation.
  • PEG4 spacer to improve solubility and reduce aggregation.
  • Val-Cit-PAB motif enables self-immolation and controlled payload release.
  • High purity (98.9%) and characterized molecular weight 777.86.
  • Available in a 5 mg vial for research use.

Catalog No. 50-002-04185


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