SUNBRIGHT PTE-050SH

4arm PEG, -(（CH2）2-SH)4, Mw 5,000
Chemical Name: Pentaerythritol tetra(mercaptoethyl) polyoxyethylene
CAS#: 188492-68-4

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SUNBRIGHT PTE-050SH is a 4-arm PEG derivative with a total molecular weight of 5,000 Da (approximately 1,250 Da per PEG arm), featuring thiol groups at each arm terminus. The multi-arm structure and thiol groups enable efficient crosslinking with maleimide-containing molecules, making PTE-050SH suitable for hydrogel formation and other biomedical applications requiring precise network construction.

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