Sulfo-Cy3(Me)COOH

• CAT Number: I036789
• CAS Number: 1121756-11-3
• Molecular Formula: C30H36N2O8S2
• Molecular Weight: 616.75
• Purity: ≥95%
• Synonyms: 2-[(E,3E)-3-[1-(5-carboxypentyl)-3,3-dimethyl-5-sulfoindol-2-ylidene]prop-1-enyl]-1,3,3-trimethylindol-1-ium-5-sulfonate
• InChI: InChI=1S/C30H36N2O8S2/c1-29(2)22-18-20(41(35,36)37)13-15-24(22)31(5)26(29)10-9-11-27-30(3,4)23-19-21(42(38,39)40)14-16-25(23)32(27)17-8-6-7-12-28(33)34/h9-11,13-16,18-19H,6-8,12,17H2,1-5H3,(H2-,33,34,35,36,37,38,39,40)
• InChIKey: DGUNPJFECVJMDZ-UHFFFAOYSA-N
• SMILES: CC1(C2=C(C=CC(=C2)S(=O)(=O)[O-])[N+](=C1C=CC=C3C(C4=C(N3CCCCCC(=O)O)C=CC(=C4)S(=O)(=O)O)(C)C)C)C

Sulfo-Cy3(Me)COOH is a sulfo-Cyanine3 derivative. Cyanine3 is an orange-fluorescent label dye for protein and nucleic acid (Ex=554 nm, Em=568 nm)[1].

Reference

[1]. Ptaszek M. Rational design of fluorophores for in vivo applications. Prog Mol Biol Transl Sci. 2013;113:59-108.
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