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Medchemexpress LLC Dspe-peg-biotin | 98.4% | 3400 Da | 25 MG
Supplier: Medchemexpress LLC HYW44088625MG
Biotinylated DSPE-PEG is an amphiphilic PEG-lipid conjugate (average molecular weight 3,400 Da) used to introduce biotin functionality into lipid assemblies. The DSPE lipid anchors the conjugate in bilayers while the PEG spacer presents biotin for high-affinity interactions with streptavidin/avidin. Supplied as a powder for research use, it is commonly applied in targeted delivery, surface functionalization, and assay development.
- Amphiphilic structure enables incorporation into liposomes and micelles.
- Biotin end-group for high-affinity binding to streptavidin/avidin.
- Average molecular weight 3.4 kDa for the PEG spacer.
- High reported purity (~98.4%).
- Available in small powder pack sizes for research use (for example, 25 mg).
- Recommended storage as powder at -20°C to maintain stability.
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