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Medchemexpress LLC Propanoic acid, 3-[2-[2-[(4-formylbenzoyl)amino]ethoxy]ethoxy]-, 2,5-dioxo-1-pyrrolidinyl ester | 1807521-07-8 | 98.5% | 406.39 | C19H22N2O8 | 50 MG
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Supplier:  Medchemexpress LLC HY13010450MG

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Ald-Ph-amido-PEG2-C2-NHS ester is a non-cleavable 2-unit PEG linker used for antibody-drug conjugation (ADC). It features an N-hydroxysuccinimide (NHS) ester for amine-reactive coupling and a 4-formylbenzoyl aldehyde handle for further derivatization. Supplied as a colorless to light yellow liquid, the material is validated by 1H NMR and LCMS.

  • Non-cleavable 2-unit polyethylene glycol (PEG) linker for ADC chemistry.
  • N-hydroxysuccinimide (NHS) ester for amine-reactive conjugation.
  • 4-formylbenzoyl aldehyde for further derivatization.
  • Molecular formula C19H22N2O8; molecular weight 406.39.
  • CAS number 1807521-07-8.
  • Purity (LCMS) 98.5%.
  • Appearance colorless to light yellow liquid.
  • Storage: pure form -20°C up to 3 years; in solvent -80°C for 6 months or -20°C for 1 month.
  • Pack size typically supplied as 50 MG.

Catalog No. 50-002-02474


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