ROX NHS ester, 6- isomer
| Cat. # | Quantity | Price | Lead time | Buy this product |
|---|---|---|---|---|
| 12220 | 1 mg | $110.00 | in stock | |
| 22220 | 5 mg | $210.00 | in stock | |
| 42220 | 25 mg |
$410.00
|
in stock | |
| 52220 | 50 mg |
$695.00
|
in stock | |
| 62220 | 100 mg |
$1190.00
|
in stock |
ROX (rhodamine X aka 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.
This dye can replace Alexa Fluor 568, Texas Red.
Absorption and emission spectra of ROX dye
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DBCO NHS ester
Azodibenzocyclooctyne (DBCO, ADIBO) reagent for strain promoted copper free Click chemistry (spAAC). The reagent contains an NHS ester function for the attachment of the cyclooctyne to various molecules.Cyanine5.5 NHS ester
Cyanine5.5 NHS is far-red / near-infrared amine-reactive dye.
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Sulfo-Cyanine5.5 amine
Sulfo-Cyanine5.5 is a far red/NIR fluorophore possessing high hydrophilicity and aqueous solubility. The dye displays good brightness in far red region due to outstanding molar extinction coefficient. This is amine derivative which is reactive towards electrophiles. It can also be used for enzymatic transamination labeling.
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General properties
| Appearance: | dark crimson powder |
| Mass spec M+ increment: | 516.2 |
| Molecular weight: | 631.67 |
| CAS number: | 117491-83-5 |
| 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 maximum, nm: | 570 |
| ε, L⋅mol−1⋅cm−1: | 82000 |
| Emission maximum, nm: | 591 |
| Fluorescence quantum yield: | 1.0 |
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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