2183440-35-7

N-(acid-PEG3)-N-bis(PEG3-amine) is a 3-arm PEG reagent that is reactive toward activated NHS esters, Carboxylic acid group (CO2H) is reactive with primary amine groups in the presence of HATU or EDC.

3-[[20-Amino-9-[2-[2-[2-(2-aminoethoxy)ethoxy]ethoxy]ethyl]-3,6,12,15,18-pentaoxa-9-azaeicos-1-yl]oxy]-propanoic acid is a crosslinker.