N-(m-PEG4)-N'-(azide-PEG3)-Cy5 CAS:2107273-02-7 is a cyanine dye with excitation/emission maxima at 649/667 nm and an azide-group PEG linker that enables Click Chemistry. Hydrophilic PEG spacers increase solubility in aqueous media.
Fluorescent Dye > Cyanine Dyes > Cyanine5 Dye
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