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Medchemexpress LLC Bis-PEG3-NHS ester | 1314378-16-9 | MFCD20227484 | 97.0% | 444.39 g·mol⁻¹ | C18H24N2O11 | 100 MG
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Supplier:  Medchemexpress LLC HY130087100MG

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Bis-PEG3-NHS ester is a noncleavable, three-unit polyethylene glycol (PEG) linker bearing two N-hydroxysuccinimide (NHS) ester termini for amine coupling. It is intended for antibody-agent conjugation and related bioconjugation chemistries, enabling formation of stable amide bonds to primary amines on proteins or small molecules.

  • Noncleavable three-unit PEG spacer suitable for antibody-agent conjugation and bioconjugation.
  • Two NHS ester reactive termini for efficient amine coupling to primary amines.
  • White to off-white solid, convenient for bench handling.
  • High purity (97.0%) with CAS 1314378-16-9 and formula C18H24N2O11.
  • Storage: powder at -20°C (stable up to 3 years); in solvent at -80°C (6 months) or -20°C (1 month).

Catalog No. 50-002-02470


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