m-PEG3-Sulfone-PEG2-OH

Description

m-PEG3-Sulfone-PEG2-OH is a PEG linker containing sulfone and hydroxyl moieties. The sulfone can react with thiol groups of proteins. The hydroxyl group can react to further derivatize the compound. The hydrophilic PEG linker increases the water solubility of the compound in aqueous media.