Lumiprobe ROX NHS ester, 5-isomer
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ROX (rhodamine X) is a bright rhodamine dye for ROX/Texas Red channel. Carboxy rhodamines come as two isomers. This product is a derivative of pure 5-carboxy-ROX.
| Cat. # | Quantity | Lead time |
| 11220 | 1 mg | in stock |
| 21220 | 5 mg | in stock |
| 41220 | 25 mg | in stock |
| 51220 | 50 mg | in stock |
| 61220 | 100 mg | in stock |
General properties
| Appearance: | dark red solid |
| Mass spec M+ increment: | 516.2 |
| Molecular weight: | 631.67 |
| CAS number: | 209734-74-7; 344402-35-3 |
| Molecular formula: | C37H33N3O7 |
| Solubility: | good in DMF, DMSO |
| Quality control: | NMR 1H, HPLC-MS (80%) |
| Storage conditions: | Storage: 12 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
Spectral properties
| Excitation maximum, nm: | 570 |
| ε, L⋅mol−1⋅cm−1: | 93000 |
| Emission maximum, nm: | 591 |
| Fluorescence quantum yield: | 1.0 |
