BDP 558/568 azide is a borondipyrromethene dye with azide functional group for Click chemistry. Its spectra are close to Cyanine3 channel. The fluorophore has been used for lipid tracking as BDP 558/568 C12, but azide functional groups allow easy conjugation with a wide variety of other molecules of interest.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.