PEI-b-PEG, Mn(PEI)=5 kDa, Mn(PEG)=2 kDa
A block copolymer consisting of branched polyethylenimine (5 kDa) and polyethylene glycol (2 kDa). It shows high cationic charge density, improved biocompatibility and reduced toxicity. Mainly applied in gene transfection, drug delivery systems and nanocarrier preparation.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
