Submit a Review & Earn an Amazon Gift Card
You can now submit reviews for your favorite Tocris products. Your review will help other researchers decide on the best products for their research. Why not submit a review today?!
Submit ReviewCyanine 5, SE
Description: Red fluorescent dye for the labeling of amines; supplied as NHS ester
Alternative Names: Cy5 NHS Ester
Chemical Name: 2-[5-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1,3-pentadien-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt
Purity: ≥95% (HPLC)
Biological Activity
Red fluorescent dye for the labeling of amines. Excitation maximum ~649 nm; emission maximum ~666 nm.
Optical Data for Cyanine 5, SE
| Emission Color | Red |
|---|---|
| Brightness | |
| λabs | 649 nm |
| λem | 666 nm |
| Extinction Coefficient (ε) | 250000 M-1cm-1 |
| Quantum Yield (φ) | 0.2 |
| Closest Laser line | 647 nm |
| Reactive Group | NHS ester |
| Reactivity | Primary amines |
| Cell Permeable | No |
| Correction Factor 260 | 0.03 |
| Correction Factor 280 | 0.04 |
| Alternative For | Alexa Fluor 647; DyLight 649 |
Alexa Fluor® is a registered trademark of Molecular Probes, Inc, a Thermo Fisher Scientific Company.
Plan Your Experiments
Use our spectra viewer to interactively plan your experiments, assessing multiplexing options. View the excitation and emission spectra for our fluorescent dye range and other commonly used dyes.
Spectral Viewer
Technical Data
| M. Wt | 753.88 |
| Formula | C37H43N3O10S2 |
| Storage | Store at -20°C |
| Purity | ≥95% (HPLC) |
| CAS Number | 146368-14-1 |
| PubChem ID | 118705155 |
| InChI Key | WXWLHDCCGVWTDZ-UHFFFAOYSA-N |
| Smiles | CC1(C)C2=C(C=CC(S(=O)(O)=O)=C2)N(CCCCCC(ON3C(CCC3=O)=O)=O)/C1=C/C=C/C=C/C4=[N+](CC)C5=C(C=C(S(=O)([O-])=O)C=C5)C4(C)C |
The technical data provided above is for guidance only. For batch specific data refer to the Certificate of Analysis.
Tocris products are intended for laboratory research use only, unless stated otherwise.
Solubility Data
| Solvent | Max Conc. mg/mL | Max Conc. mM | |
|---|---|---|---|
| Solubility | |||
| DMSO | 75.39 | 100 | |
| DMF | 75.39 | 100 |
Preparing Stock Solutions
The following data is based on the product molecular weight 753.88. Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which will affect the solvent volumes required to prepare stock solutions.
| Concentration / Solvent Volume / Mass | 1 mg | 5 mg | 10 mg |
|---|---|---|---|
| 1 mM | 1.33 mL | 6.63 mL | 13.26 mL |
| 5 mM | 0.27 mL | 1.33 mL | 2.65 mL |
| 10 mM | 0.13 mL | 0.66 mL | 1.33 mL |
| 50 mM | 0.03 mL | 0.13 mL | 0.27 mL |
Molarity Calculator
Molarity Calculator
Calculate the mass, volume, or concentration required for a solution.
Reconstitution Calculator
Reconstitution Calculator
Dilution Calculator
Dilution Calculator
Calculate the dilution required to prepare a stock solution.
Product Datasheets
References
References are publications that support the biological activity of the product.
Shin et al (2014) Live-cell imaging of Pol II promoter activity to monitor gene expression with RNA IMAGEtag reporters. Nucleic Acids Res. 42 e90 PMID: 24753407
If you know of a relevant reference for Cyanine 5, SE, please let us know.
View Related Products by Target
Keywords: Cyanine 5, SE, Cyanine 5, SE supplier, Cyanine, 5SE, red, fluorescent, dyes, amines, labeling, Cy5, NHS, Ester, Dyes, (Cy, Dyes), Flow, Cytometry, 5436, Tocris Bioscience
Citations for Cyanine 5, SE
Citations are publications that use Tocris products.
Currently there are no citations for Cyanine 5, SE. Do you know of a great paper that uses Cyanine 5, SE from Tocris? Please let us know.
Reviews for Cyanine 5, SE
There are currently no reviews for this product. Be the first to review Cyanine 5, SE and earn rewards!
Have you used Cyanine 5, SE?
Submit a review and receive an Amazon gift card.
$50/€35/£30/$50CAN/¥300 Yuan/¥5000 Yen for first to review with an image
$25/€18/£15/$25CAN/¥75 Yuan/¥1250 Yen for a review with an image
$10/€7/£6/$10 CAD/¥70 Yuan/¥1110 Yen for a review without an image
Protocols for Cyanine 5, SE
The following protocol features additional information for the use of Cyanine 5, SE (Cat. No. 5436).
Literature in this Area
Tocris offers the following scientific literature in this area to showcase our products. We invite you to request* your copy today!
*Please note that Tocris will only send literature to established scientific business / institute addresses.
New Product Guide [Spring/Summer 2019]
Our new product guide highlights over 215 new products added to the Tocris Bioscience range during the first half of 2019.
- 7-TM Receptors
- Enzymes
- Enzyme-Linked Receptors
- Ion Channels
- Nuclear Receptors
- Transporters
- Chemogenetics
- Epigenetics
- Fluorescent Imaging
- PROTACs
- Signal Transduction
- Stem Cells