| Description | 5-ROX (5-Carboxy-X-rhodamine), a rhodamine dye, exhibits strong fluorescence property in aqueous buffer with the λexit of 580 nm (ε=3.6×10^4/(M·cm)), and λemit of 604 nm (ϕ=0.94). |
| Synonyms | 5-羧基-X-罗丹明, 5-Carboxy-X-rhodamine |
| molecular weight | 534.6 |
| Molecular formula | C33H30N2O5 |
| CAS | 216699-35-3 |
| Storage | keep away from direct sunlight | Powder: -20°C for 3 years | In solvent: -80°C for 1 year | Shipping with blue ice. |
| Solubility | DMSO: 120 mg/mL (224.47 mM), Sonication is recommended. |
| References | 1. Uddin MJ, et al. Synthesis of 5- and 6-carboxy-X-rhodamines. Org Lett. 2008 Nov 6;10(21):4799-801. |