Cy3-PEG-SH (MW 3400) (Cy3-PEG-Thiol) is a near-infrared fluorescent labeling reagent that combines Cy3 fluorescent dye, polyethylene glycol (PEG), and thiol (SH) polyethylene glycol derivative for molecular conjugation. This compound absorbs at a wavelength of 550 nm and features high solubility and terminal substitution rate.
Molecular Weight:
3400 (Average)
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