m-PEG4-thiol
This product is a high-purity thiol-terminated methoxy PEG derivative with a PEG4 spacer, specifically designed for versatile thiol-based conjugation and surface modification.
Key Features and Benefits
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Thiol Group: Enables covalent attachment via thiol–maleimide, thiol–ene, or disulfide chemistry
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Methoxy End Group: Provides stability and minimizes non-specific interactions
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PEG4 Spacer: Enhances solubility, reduces steric hindrance, and improves flexibility in conjugates
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High Purity: Reliable performance for bioconjugation, nanomaterials, and drug delivery
Applications
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Thiol-mediated conjugation of biomolecules and probes
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Functionalization of nanoparticles, polymers, and surfaces
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Linker for controlled drug delivery and diagnostic systems
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Redox-sensitive conjugate and hydrogel development
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., DMSO, DMF). Avoid repeated freeze–thaw cycles and prolonged exposure to oxidizing conditions
This product provides a thiol group for versatile conjugation, stabilized with a methoxy end group and a PEG4 spacer specifically for solubility and flexibility in diverse bioconjugation and surface modification applications.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
