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Thiol PEG Succinimidyl Propionate (SH-PEG-SPA) is a heterobifunctional thiol PEG succinimidyl propionate (NHS ester) product used as a crosslinker or as a spacer between two different chemical entities. The PEG moiety in the heterofunctional PEG derivatives provides water solubility, biocompatibility and flexibility. for conjugate development.

Cat# Name Structure M.W. Purity Pricing
AP14540Thiol PEG Succinimidyl Propionate,MW 3.5K3500≥95% Pricing
AP14541Thiol PEG Succinimidyl Propionate,MW 5K5000≥95% Pricing

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