N3-PEG-NH2 (MW 3400)

N3-PEG-NH2 (MW 3400) (Azide-PEG-Amine (MW 3400) ) is a heterobifunctional PEG compound featuring azide and amine groups at its termini. This compound serves as a significant crosslinker with a PEG chain. The azide group allows for molecular conjugation through chemical reactions, while the amine group reacts with carboxylic acids or NHS esters.