Biotin-PEG24-acid
This product is a high-purity biotinylation reagent with a terminal carboxylic acid connected by a long PEG24 spacer, offering superior solubility, hydrophilicity, and reduced steric hindrance specifically for bioconjugation applications.
Key Features and Benefits
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Biotin Moiety: Enables high-affinity binding to streptavidin and avidin systems
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Carboxylic Acid Group: Provides a reactive site for amide bond formation with primary amines
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PEG24 Spacer: Long hydrophilic chain enhances solubility, spacing, and accessibility in conjugates
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High Purity: Ensures reliability for bioconjugation, assay development, and therapeutic research
Applications
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Biotinylation of proteins, peptides, or antibodies
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Amide coupling for probes and surface functionalization
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Spacer/linker in drug delivery systems and diagnostic platforms
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Facilitating flexible spacing in avidin–biotin capture systems
Storage & Handling
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Storage: Store at –20 °C, dry, and protected from light
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Use: Dissolve in anhydrous solvents (e.g., DMF, DMSO). Avoid repeated freeze–thaw cycles
This product provides a biotin tag and a carboxylic acid on a long PEG24 spacer, specifically enabling efficient biotinylation and conjugation with excellent solubility and reduced steric hindrance.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
