H2N-PEG11-CH2CH2NH2

H2N-PEG11-CH2CH2NH2 is a long-chain polyethylene glycol (PEG)-based diamine compound used as a conjugation and linker reagent in laboratory research. Its structure features two terminal amine groups connected by a flexible, water-soluble PEG spacer, which facilitates the attachment of biomolecules or other functional groups.