Axispharm provides you with high purity CAS:2107273-88-9 N-(azide-PEG4)-3,3-Dimethyl-3H-indole-N’-(m-PEG3)-Benzothiazole Cy5 is a cyanine dye with maximum excitation/emission wavelength For the 649/667 nm PEG linker, it contains an azide group, which enables Click Chemistry. Hydrophilic PEG spacers increase solubility in aqueous media.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
