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4-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate is an organic fluorescent dye that features a carboxyl functional group, with an excitation wavelength (λ ex) of approximately 650 nm and an emission wavelength (λ em) of around 690 nm [1].

| Pack Size | Price | Availability | Quantity |
|---|---|---|---|
| 10 mg | Inquiry | Inquiry | |
| 50 mg | Inquiry | Inquiry |
| Description | 4-(2-Carboxyphenyl)-7-diethylamino-2-(7-diethylamino-2-oxochroman-3-yl)-chromylium perchlorate is an organic fluorescent dye that features a carboxyl functional group, with an excitation wavelength (λ ex) of approximately 650 nm and an emission wavelength (λ em) of around 690 nm [1]. |
| Molecular Weight | 637.08 |
| Formula | C33H33ClN2O9 |
| Cas No. | 168206-21-1 |
| Storage | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |

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