Biotin-PEG4-NHS Ester
This product is a high-purity biotinylation reagent featuring an NHS ester for efficient amine coupling and a PEG4 spacer specifically for enhanced solubility and reduced steric hindrance.
Key Features and Benefits
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Biotin Moiety – Enables high-affinity binding to avidin/streptavidin systems.
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NHS Ester – Reacts efficiently with primary amines under mild conditions.
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PEG4 Spacer – Improves solubility, flexibility, and reduces steric interference.
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High Purity – Reliable for biochemical, pharmaceutical, and diagnostic use.
Applications
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Biotinylation of proteins, peptides, and antibodies
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Development of affinity assays and detection systems
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Surface labeling and probe conjugation
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Diagnostic and therapeutic research tools
Handling
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Storage: Store at –20 °C, dry, and protected from light.
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Use: Prepare fresh solutions before use. Dissolve in anhydrous DMSO or DMF for coupling reactions. Avoid repeated freeze-thaw cycles.
This product is a PEGylated biotinylation reagent with an NHS ester for amine-reactive labeling, designed with PEG4 specifically to enhance solubility and reduce steric hindrance.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
