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Sulfo-Cyanine5.5 carboxylic acid potassium is a fluorescent dye with excitation/emission wavelengths of 673/707 nm. The inclusion of a sulfonate group enhances its hydrophilicity. The terminal carboxylic acid can react with primary amine groups in the presence of activators such as EDC and HATU to form stable amide bonds.

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 10 mg | Inquiry | Backorder | |
| 50 mg | Inquiry | Backorder |
| Description | Sulfo-Cyanine5.5 carboxylic acid potassium is a fluorescent dye with excitation/emission wavelengths of 673/707 nm. The inclusion of a sulfonate group enhances its hydrophilicity. The terminal carboxylic acid can react with primary amine groups in the presence of activators such as EDC and HATU to form stable amide bonds. |
| Molecular Weight | 942.125 |
| Formula | C40H42KN2O14S4 |
| Cas No. | 2183440-69-7 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice/Shipping at ambient temperature. |

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