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Functional PEGs

4-Arm PEG-Thiol, 4-Arm PEG-SH, MW 20,000

Catalog: TASK-03-1000004   CAS NO.: N/A
  • 1g
  • 5g


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4-Arm PEG-Thiol (4-arm PEG-SH) is a thiol branched PEG polymer which can react with maleimide via formation of thioether bond. 4-Arm PEG, which stands for four-arm polyethylene glycol, and Thiol, which signifies the presence of a sulfur-hydrogen (-SH) reactive group. Thiol can also form metal-thiolate complex with a transition metal. Applications of 4-Arm PEG-Thiol include bioconjugation, hydrogel formation, biomedical coating and drug delivery.


Molecular Weight20,000
Ship Within1 week
Storage Temp.-20℃
Shipping4-25℃ for up to 3 weeks
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