Sulfo Cy5-tetrazine (sodium)

Sulfo Cy5-tetrazine sodium is a tetrazine-coupled Cy5 derivative dye with fluorescence properties similar to CY5 (Ex/Em=633/647 nm). Sulfo-Cy5-tetrazine sodium is a click chemistry reagent, it contains a Tetrazine group that can undergo an inverse electron demand Diels-Alder reaction (iEDDA) with molecules containing TCO groups[1].

C53H56N7NaO10S3

1070.24

CC1(C)C(/C=C/C=C/C=C2N(CCCCCC(NCC3=CC=C(C4=NN=C(C)N=N4)C=C3)=O)C(C=CC5=C6C=CC(S(=O)(O)=O)=C5)=C6C\2(C)C)=[N+](CCCCS(=O)([O-])=O)C7=C1C8=C(C=C7)C=C(S(=O)(O[Na])=O)C=C8

Fluorescent Dye

Room temperature