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Medchemexpress LLC m-PEG-thiol | 134874-49-0 | MFCD00803682 | 90.0% | 750 (average) | (C2H4O)nC3H8OS | 250 MG
Supplier: Medchemexpress LLC HYW591476B250MG
m-PEG-thiol (average MW 750) is a methoxy-terminated polyethylene glycol bearing a terminal thiol group, supplied as a solid reagent for bioconjugation and nanoparticle surface functionalization. It is commonly used to thiolate DNA and to anchor polymers or biomolecules onto gold and other metal surfaces via thiol-gold chemistry, supporting applications in nanostructure assembly, biosensing, and drug delivery.
- Provides terminal thiol for covalent attachment to metal surfaces and thiol-reactive chemistries.
- Average molecular weight 750 for a short PEG spacer length.
- Supplied as a solid suitable for solution-phase conjugation.
- Reported purity approximately 90%.
- Compatible with DNA thiolation and nanoparticle surface modification protocols.
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