Cyanine 7, SE

Tocris Bioscience | Catalog # 5437

Near-infrared fluorescent dye for labeling of amines; supplied as NHS ester
Tocris Bioscience
Discontinued Product
5437 has been discontinued. View all Fluorescent Dyes products.

Key Product Details

Description

Near-infrared fluorescent dye for labeling of amines; supplied as NHS ester

Wavelength

Excitation = 750 nm, Emission = 764 nm
View all Fluorescent Dyes »

Product Description

Cyanine 7, SE is a near-infrared fluorescent dye for labeling of amines. Emission maximum ~764 nm.

For more information on how Cyanine 7, SE may be used, see our protocol: Conjugation Protocol for Amine Reactive Dyes.

Optical Data

Cyanine 7, SE Dye Spectra
Emission Color Near-IR
λabs 750 nm
λem 764 nm
Extinction Coefficient (ε) 199000 M-1cm-1
Quantum Yield (φ) 0.3
Reactive Group NHS ester
Reactivity Primary amines
Cell Permeable No
Correction Factor 260 0.022
Correction Factor 280 0.029
Application Flow Cytometry
Alternative For DyLight 780, Alexa Fluor 750

Spectra Viewer

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.

Spectra Viewer
Spectra Viewer

Product Specifications for Cyanine 7, SE

Molecular Weight

779.92

Formula

C39H45N3O10S2

Storage

Store at -20°C

Purity

≥95% (HPLC)

Chemical Name

2-[7-[1-[6-[(2,5-Dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]-1,3-dihydro-3,3-dimethyl-5-sulfo-2H-indol-2-ylidene]-1,3,5-heptatrien-1-yl]-1-ethyl-3,3-dimethyl-5-sulfo-3H-indolium, inner salt

CAS Number

477908-53-5

PubChem ID

91810959

InChI Key

ROGODJHHEBREAB-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/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.

Solubility

Solvent Max Conc. mg/mL Max Conc. mM
Solubility
DMF 77.99 100
DMSO 77.99 100

Preparing Stock Solutions for Cyanine 7, SE

The following data is based on the product molecular weight 779.92.

Batch specific molecular weights may vary from batch to batch due to the degree of hydration, which all affect the solvent volumes required to prepare stock solutions.

Select a batch to recalculate based on the batch molecular weight:

Concentration / Solvent Volume / Mass 1 mg 5 mg 10 mg
1 mM 1.28 mL 6.41 mL 12.82 mL
5 mM 0.26 mL 1.28 mL 2.56 mL
10 mM 0.13 mL 0.64 mL 1.28 mL
50 mM 0.03 mL 0.13 mL 0.26 mL

Calculators

Calculate the mass, volume, or concentration required for a solution.

=
x
x
g/mol

*When preparing stock solutions always use the batch-specific molecular weight of the product found on the vial label and CoA (available online).

Calculate the dilution required to prepare a stock solution.

x
=
x

The reconstitution calculator allows you to quickly calculate the volume of a reagent to reconstitute your vial. Simply enter the mass of reagent and the target concentration and the calculator will determine the rest.

=
÷

Background References

References are publications that support the biological activity of the product.

Product Documents for Cyanine 7, SE

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot or batch number in the search box below.

Product Specific Notices for Cyanine 7, SE

For research use only

Customer Reviews for Cyanine 7, SE

There are currently no reviews for this product. Be the first to review Cyanine 7, SE and earn rewards!

Have you used Cyanine 7, SE?

Submit a review and receive an Amazon gift card!

$25/€18/£15/$25CAN/¥2500 Yen for a review with an image

$10/€7/£6/$10CAN/¥1110 Yen for a review without an image

Submit a review
Amazon Gift Card