HyNic NHS ester reacts with primary amines on proteins (through lysine amino acids) or amino-modified oligonucleotides or surfaces by forming a forming a stable covalent conjugates with biomolecules. After hydrolysis the HyNic hydrzine moiety easily conjugate with aldehyde group and ketone group, making it an ideal tool for carbonyl labelling.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.