TFAX 546, SE
Tocris Bioscience, part of Bio-Techne | Catalog # 6623
Yellow fluorescent dye; amine reactive
Discontinued Product
6623 has been discontinued.
View all TFAX Dyes products.
Key Product Details
| Description: | Yellow fluorescent dye; amine reactive |
| Chemical Name: | 6-[2-Carboxy-3,4,6-trichloro-5-[[2-[[6-[(2,5-dioxo-1-pyrrolidinyl)oxy]-6-oxohexyl]amino]-2-oxoethyl]thio]phenyl]-1,2,3,4,8,9,10,11-octahydro-2,2,4,8,10,10-hexamethyl-12,14-disulfopyrano[3,2-g:5,6-g']diquinolin-13-ium triethylammonium salt |
| Molecular Weight: | 1159.6 |
Biological Activity for TFAX 546, SE
TFAX 546, SE is an amine reactive yellow fluorescent dye. Insensitive to pH in the range 4 - 10. Forms bright and photostable conjugates with proteins and antibodies. Suitable for use in microscopy. Excitation maximum = 554 nm; emission maximum = 570 nm; extinction coefficient = 112,000 M-1cm-1; quantum yield = 0.79.
Optical Data for TFAX 546, SE
| Emission Color | Yellow |
|---|---|
| Brightness | |
| λabs | 554 nm |
| λem | 570 nm |
| Extinction Coefficient (ε) | 112000 M-1cm-1 |
| Quantum Yield (φ) | 0.79 |
| Closest Laser line | 532 nm |
| Reactive Group | NHS ester |
| Reactivity | Primary amines |
| Cell Permeable | No |
| pH Sensitivity | pH insensitive pH 4-10 |
| Application | microscopy |
| Alternative For | TMR, Cyanine3, Alexa Fluor 546 SE, AF 546 SE |
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.
Spectra Viewer
Loading...