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Medchemexpress LLC Biotin-PEG2-alkyne | 2227450-68-0 | MFCD31922733 | 95.6% | 369.48 g/mol | C17H27N3O4S | 250 MG
Supplier: Medchemexpress LLC HYW615095250MG
Biotin-PEG2-alkyne is a short polyethylene glycol (PEG) linker bearing a biotin affinity tag and a terminal alkyne for click chemistry. It is supplied as an off-white to light yellow solid with approximately 95.6% purity and is intended for affinity labeling, probe conjugation, and pull-down applications.
- Biotin affinity tag for high-affinity streptavidin binding.
- Terminal alkyne for copper-catalyzed azide-alkyne cycloaddition (CuAAC).
- Short PEG2 spacer improves aqueous solubility and reduces steric hindrance.
- Off-white to light yellow solid with purity approximately 95.6%.
- Stable under recommended storage conditions for extended shelf life.
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