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Cyanine 7, SE

Catalog #: 5437 Datasheet / COA / SDS

Discontinued Product

5437 has been discontinued.
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Cyanine 7, SE | CAS No. 477908-53-5 | Fluorescent Dyes
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Description: Near-infrared fluorescent dye for labeling of amines; supplied as NHS ester

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

Purity: ≥95%

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Biological Activity

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 for Cyanine 7, SE

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

Alexa Fluor® is a registered trademark of Molecular Probes, Inc, a Thermo Fisher Scientific Company.

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Technical Data

M.Wt:
779.92
Formula:
C39H45N3O10S2
Solubility:
Soluble to 100 mM in DMSO and to 100 mM in DMF
Purity:
≥95%
Storage:
Store at -20°C
CAS No:
477908-53-5

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.

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