Hydrazide-PEG-Hydrazide(HZ-PEG-HZ), MW 3.4K A PEG derivative that can modify proteins, peptides and other materials with carboxyl (-COOH) or other amine-reactive chemical groups, it also interacts with carbohydrates Residue reacts quickly. Pegylation can increase solubility and stability and reduce the immunogenicity of peptides and proteins.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.