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Medchemexpress LLC N-(2-(4-(3,5-dioxo-1,2,4-triazolidin-4-yl)-2-methoxyphenoxy)ethyl)-PEG4-alkyne amide | 99.3% | 508.52 g/mol | C23H32N4O9 | 10 MG
SDP

Supplier:  Medchemexpress LLC HY13604610MG

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PTAD-PEG4-alkyne is a heterobifunctional PEG4 linker used for bioconjugation and antibody-drug conjugate synthesis. It contains a PTAD moiety for tyrosine-directed click chemistry and a terminal alkyne for subsequent click reactions, supplied as a white to off-white solid with high purity.

  • High purity: 99.3% by analysis.
  • Soluble in DMSO up to 125 mg/mL; ultrasonic agitation recommended.
  • Provides a PEG4 spacer to improve solubility and flexibility.
  • Compatible with tyrosine-directed click and alkyne-based click chemistry.
  • Stable as a powder at -20°C for long-term storage.

Catalog No. 50-002-02590


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