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Medchemexpress LLC Biotin-PEG-azide | 956494-20-5 | MFCD21363313 | 95.0% | 1000 (average) Da | C34H64N6O13S | 5 MG
Supplier: Medchemexpress LLC HYW250928B5MG
Biotin-PEG-azide (MW 1000) is a biotinylated polyethylene glycol derivative with a terminal azide group used as a water-soluble linker and labeling reagent. It enables bioorthogonal conjugation via copper-catalyzed azide-alkyne cycloaddition (CuAAC) and strain-promoted alkyne-azide cycloaddition (SPAAC), and is used for protein labeling, affinity capture, and linker construction in chemical biology workflows.
- Average molecular weight ~1000 Da.
- Terminal azide enables click chemistry conjugation.
- Biotin tag allows affinity capture with streptavidin/avidin.
- Suitable as a linker for PROTACs and bioconjugation.
- Reported purity 95.0%.
- Available as a 5 mg solid.
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