Sulfo-Cyanine5-alkyne is a reactive dye for the labeling of amino-groups in peptides, proteins, and oligonucleotides (Ex: 650 nM; Em: 680 nm). Sulfo-Cyanine5-alkyne is a click chemistry reagent, it contains an Alkyne group and can undergo copper-catalyzed azide-alkyne cycloaddition (CuAAc) with molecules containing Azide groups.
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