sulfo-Cyanine7 DBCO is a water-soluble near-IR dye similar in spectral properties to Cyanine7 conjugated with DBCO.DBCO (dibenzocyclooctyne) is a stable, active cycloalkyne that rapidly reacts with azides in sterically promoted cycloaddition reactions.
AxisPharm offers 4000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.