Biotin-PEG11-azide is monodisperse PEG biotinylation reagent that can undergo click chemistry with alkyne containing molecule. The hydrophilic PEG spacer increases aqueous solubility of the molecules conjugated with biotin. It also minimize steric hindrance involved with the binding to avidin molecules. Reagent grade, for research purpose. Please contact us for GMP-grade inquiries.
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