TFAX 594, SE

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Cat.No. 6625 - TFAX 594, SE | C39H37N3O13S2 | CAS No. 295348-87-7
Description: Red fluorescent dye; amine reactive
Chemical Name: 6-[2-Carboxy-4(5)-[[(2,5-dioxo-1-pyrrolidinyl)oxy]carbonyl]phenyl]-1,2,10,11-tetrahydro-1,2,2,10,10,11-hexamethyl-4,8-bis(sulfomethyl)pyrano[3,2-g:5,6-g']diquinolin-13-ium inner salt
Literature (1)

Biological Activity

Amine reactive red fluorescent dye. Insensitive to pH in the range 4 - 10. Forms bright and photostable conjugates with proteins and antibodies. Suitable for use in flow cytometry, 2-photon excitation microscopy, and super resolution mircoscopy techniques, such as dSTORM. Excitation/emission maxima ~ 590 / 660 nm; extinction coefficient = 92,000 M-1cm-1; quantum yield = 0.66.

Optical Data for TFAX 594, SE

TFAX 594, SE Dye Spectra
Emission Color Red
λabs 590 nm
λem 617 nm
Extinction Coefficient (ε) 92,000 M-1cm-1
Quantum Yield (φ) 0.66
Closest Laser line 594 nm
Reactive Group NHS ester
Reactivity Primary amines
Alternative For Alexa Fluor® 594, Texas Red®, Bodipy-TR

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

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Technical Data

M. Wt 819.85
Formula C39H37N3O13S2
Storage Store at -20°C
CAS Number 295348-87-7
PubChem ID 25137945
Smiles CC(C=C1CS(=O)(O)=O)(C)N(C)C2=C1C=C(C(C3=CC=C(C(ON4C(CCC4=O)=O)=O)C=C3C(O)=O)=C5C(O6)=CC7=[N+](C)C(C)(C)C=C(CS(=O)([O-])=O)C7=C5)C6=C2

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

Solubility Soluble in DMSO


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

Panchuk–Voloshina et al (1999) Alexa dyes, a series of new fluorescent dyes that yield exceptionally bright, photostable conjugates. J.Histochem.Cytochem. 47 1179 PMID: 10449539

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Keywords: TFAX 594, SE, TFAX 594, SE supplier, TFAX594SE, red, fluorescent, dye, dSTORM, two-photon, 2-photon, microscopy, flow, cytometry, amine, reactive, TFAX, Dyes, 6625, Tocris Bioscience

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