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Medchemexpress LLC m-PEG4-Br | 110429-45-3 | MFCD12545963 | 98.8% | 271.15 g/mol | C9H19BrO4 | 5 G
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Supplier:  Medchemexpress LLC HY1301615G

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m-PEG4-Br is a methoxy-terminated PEG4 bromide linker (C9H19BrO4, MW 271.15 g/mol) used for bioconjugation chemistry, including antibody-drug conjugate and PROTAC linker synthesis. The linker provides a PEG4 spacer with a terminal bromide suitable for nucleophilic substitution and downstream functionalization.

  • Cleavable PEG4 linker with terminal bromide.
  • Suitable for ADC and PROTAC linker synthesis.
  • Provides increased hydrophilicity and spacer length.
  • High reported purity (approximately 98.8%).
  • Available in a 5 G pack size.

Catalog No. 50-002-03805


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