Bis-BCN-PEG3-diamide contains two BCN groups. The linker can undergo sequential click chemistry with two azide-tagged biomolecules fast and high yielding. The PEG spacer increase the solubility of the resulting complex in aqueous media.
Axispharm offers 3000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.