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Medchemexpress LLC 3,6,9,12,15,18-hexaoxanonadecanoic acid | 16142-03-3 | MFCD30536160 | 99.9% | 310.34 | C13H26O8 | 50 MG
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Supplier:  Medchemexpress LLC HY12053750MG

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m-PEG5-CH2COOH is a monodisperse PEG linker terminating in a carboxylic acid, designed for use as a non-cleavable linker in antibody-drug conjugates and as a PEG-based linker in PROTAC synthesis.

  • Terminal carboxylic acid (-CH2COOH) for straightforward amide coupling to amines.
  • PEG5 spacer provides hydrophilicity and flexibility to linker arms.
  • High reported purity (99.9%) suitable for research-grade bioconjugation.
  • Monodisperse molecular weight 310.34 and formula C13H26O8 for predictable behavior.
  • Available in small, research-friendly package sizes such as 50 mg.

Catalog No. 50-002-02420


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