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Medchemexpress LLC Biotin-PEG2-aldehyde | 00-00-0 | 95.0% | 387.5 g/mol | C17H29N3O5S | 5 MG
Supplier: Medchemexpress LLC HY1334565MG
Biotin-PEG2-aldehyde is a biotinylated PEG linker bearing a terminal aldehyde functional group for bioconjugation and PROTAC synthesis. The short PEG2 spacer increases aqueous solubility and provides a flexible linkage between the biotin tag and attached payloads.
- Terminal aldehyde enables chemoselective conjugation (hydrazone, oxime, reductive amination)
- PEG2 spacer improves aqueous solubility and flexibility
- Biotin tag enables affinity capture with streptavidin-based reagents
- Compatible with PROTAC and probe synthesis workflows
- High purity suitable for research use (95.0%)
- Available in small research-friendly pack sizes
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