Sulfo-Cyanine5.5 carboxylic acid - CAS 2183440-68-6

Sulfo-Cyanine5.5 carboxylic acid (CI Pigment violet 32) is a water-soluble, far-red emitting fluorophore. With four sulfo groups, this dye is negatively charged at neutral pH and highly hydrophilic. As a cyanine dye, Sulfo-Cyanine5.5 exhibits low pH-dependent fluorescence and possesses a high extinction coefficient.

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2183440-68-6

C40H42N2O14S4

903.03

CC1(C)C=2C=3C(=C(S(=O)(=O)O)C=C(S(=O)(=O)O)C3)C=CC2N(CCCCCC(O)=O)C1=CC=CC=CC=4C(C)(C)C5=C([N+]4C)C=CC=6C5=CC(S(=O)(=O)O)=CC6S(=O)(=O)[O-]

-20°C

Ice Packs

Dye-Reagents