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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.

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 10 mg | Inquiry | Inquiry | |
| 50 mg | Inquiry | Inquiry |
| Description | 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. |
| Molecular Weight | 903.03 |
| Formula | C40H42N2O14S4 |
| Cas No. | 2183440-68-6 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |

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