ROX NHS ester, 6-isomer
Cat. # | Quantity | Price | Lead time | Buy this product |
---|---|---|---|---|
12220 | 1 mg | $110 | in stock | |
22220 | 5 mg | $210 | 5 days | |
42220 | 25 mg | $410 | in stock | |
52220 | 50 mg | $695 | in stock | |
62220 | 100 mg | $1190 | in stock |
ROX (Rhodamine X, R101) is a highly fluorescent, and photostable rhodamine dye for various applications. ROX labeled oligonucleotide probes are often used in qPCR, and qPCR instruments have ROX channel.
This is reactive dye for the labeling of amino-groups in peptides, proteins, and amino-oligonucleotides. Pure single isomer.
Absorption and emission spectra of ROX dye
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R6G NHS ester, 5-isomer
R6G (rhodamine 6G) NHS ester, pure 5-isomer. This dye is often used for the labeling of oligonucleotides for qPCR.Cyanine5.5 NHS ester
Cyanine5.5 NHS is far-red / near-infrared amine-reactive dye.
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TAMRA azide, 6-isomer
Pure 6-isomer of tetramethylrhodamine (TAMRA) dye, azide derivative for copper-catalyzed and copper-free click chemistry reactions with alkynes.General properties
Appearance: | dark crimson powder |
Mass spec M+ increment: | 516.2 |
Molecular weight: | 631.67 |
CAS number: | 117491-83-5; 1890922-83-4; 216699-36-4 |
Molecular formula: | C37H33N3O7 |
Solubility: | good in polar organic solvents (DMF, DMSO), low in water |
Quality control: | NMR 1H, HPLC-MS (80+%, balance mostly free carboxylic acid) |
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. |
MSDS: | Download |
Product specifications |
Spectral properties
Excitation/absorption maximum, nm: | 570 |
ε, L⋅mol−1⋅cm−1: | 88000 |
Emission maximum, nm: | 591 |
Fluorescence quantum yield: | 1.0 |
CF260: | 0.62 |
CF280: | 0.49 |
Product citations
- Konopka, C.J.; Wozniak, M.; Hedhli, J.; Ploska, A.; Schwartz-Duval, A.; Siekierzycka, A.; Pan, D.; Munirathinam, G.; Dobrucki, I.T.; Kalinowski, L.; Dobrucki, L.W. Multimodal imaging of the receptor for advanced glycation end-products with molecularly targeted nanoparticles. Theranostics, 2018, 8(18), 5012–5024. doi: 10.7150/thno.24791
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