AF 343 (Coumarin)-X-carboxylic acid
Cat. # | Quantity | Price | Lead time | Buy this product |
---|---|---|---|---|
12690 | 1 mg | $105 | in stock | |
22690 | 5 mg | $165 | in stock | |
42690 | 25 mg | $285 | in stock | |
52690 | 50 mg |
$495
|
in stock | |
62690 | 100 mg |
$880
|
in stock |
AF 343 (Coumarin) is a blue-emitting fluorophore used as a laser dye. The fluorophore can serve as a FRET donor for FAM (fluorescein).
Absorption and emission spectra of AF 343 (Coumarin)

Customers also purchased with this product
AF 430 maleimide
AF 430 is a green-yellow emitting fluorescent dye of the coumarin series. This maleimide derivative allows the labeling of thiolated biomolecules.FAM amine, 6-isomer
Amine derivative of fluorescein (FAM) fluorophore, pure 6-isomer, for the enzymatic transamination labeling, reactions with electrophilic reagents, and reductive amination.Cyanine5 amine
Cyanine5 amine functionalized dye for the coupling with activated esters and epoxides.get free express delivery
General properties
Appearance: | yellow crystals |
Molecular weight: | 398.45 |
CAS number: | 946123-11-1 |
Molecular formula: | C22H26N2O5 |
IUPAC name: | 6-({4-Oxo-3-oxa-13-azatetracyclo[7.7.1.02,7.013,17]heptadeca-1,5,7,9(17)-tetraen-5-yl}carbonylamino)hexanoic acid |
Solubility: | Well soluble in DMF, DMSO, moderately soluble in DCM, DCE, EtOAc, insoluble in diethyl ether. |
Quality control: | NMR 1H, HPLC-MS (95%) |
Storage conditions: | Storage: 24 months after receival at -20°C in the dark. Transportation: at room temperature for up to 3 weeks. Avoid prolonged exposure to light. Desiccate. |
MSDS: | Download |
Product specifications |
Spectral properties
Excitation/absorption maximum, nm: | 437 |
ε, L⋅mol−1⋅cm−1: | 39000 |
Emission maximum, nm: | 477 |
Fluorescence quantum yield: | 0.63 |
CF260: | 0.29 |
CF280: | 0.24 |
This Product is offered and sold for research purposes only. It has not been tested for safety and efficacy in food, drug, medical device, cosmetic, commercial or any other use. Supply does not express or imply authorization to use for any other purpose, including, without limitation, in vitro diagnostic purposes, in the manufacture of food or pharmaceutical products, in medical devices or in cosmetic products.
Short link - lumiprobe.com/sh/p/2N
The count of items is incorrect.
