DSG-PEG-NH2, MW 1K is an amino-terminated PEG-lipid conjugate composed of 1,2-distearoyl-sn-glycerol (DSG), a 1000 Da PEG chain, and a reactive amine group. It is widely used for bioconjugation with carboxyl-containing molecules, and for surface modification of liposomes and lipid nanoparticles to improve stability and achieve targeted delivery.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.