PEG

4arm-PEG-ACRL, MW 10,000 is a PEG polymer with acrylate at each terminal of the four arms connected to one pentaerythritol core. The acrylate group can be used in radical polymerization or thiol-ene reaction. Reagent grade, for research purpose.

4arm-PEG-ACRL, MW 20,000 is a pentaerythritol core 4 arms PEG with terminal acrylate groupw which can be polymerized using radical or UV initiator. Reagent grade, for research purpose.

4arm-PEG-Maleimide, MW 10,000 is a thiol reactive multiarm PEG polymer. Maleimides react with thiols or sulfhydryl-containing molecules at pH 6.5 to 7.5 via formation of stable thioether bond. The hydrophilic PEG chain increases the water solubility of the compound in aqueous media. Reagent grade, for research purpose.

4arm-PEG-Maleimide, MW 20,000 is a multiarm water soluble PEG polymer with four terminal maleimide. Coupling between maleimide and thiol via thioether bond formation can be accomplished at pH 6.5 to 7.5. Reagent grade, for research purpose.

4arm-PEG-NH2, MW 10,000 is an amine functionalized multiarm PEG polymer which is reactive with active ester, such as NHS, TFP, and PFP. Reagent grade, for research purpose.

4arm-PEG-NH2, MW 20,000 is a multiarm polyPEG containing terminal amines which can be reacted with NHS ester in an aqueous solution at pH 7 to 9. Reagent grade, for research purpose.

4arm-PEG-Propionaldehyde, MW 10,000 is a multiarm PEG polymer with four terminal aldehydes which is reactive to hydrazide and aminooxy to form hydrazone bond and oxime bond respectively. Reagent grade, for research purpose.

4arm-PEG-Succinimidyl Amido Succinate, MW 10,000 is an amine reactive multiarm PEG polymer. The coupling between succinimidyl ester and -NH2 can be rapidly accomplished at pH 7-9 via formation of covalent amide bond. Reagent grade, for research purpose.

4arm-PEG-Succinimidyl Amido Succinate, MW 20,000 is a four arm NHS activated polyPEG. It can react with primary amines at pH 7 to 9. Reagent grade, for research purpose.