Coumarin 343 X carboxylic acid

Coumarin 343 is a blue emitting fluorophore used as a laser dye. The fluorophore can serve as a FRET donor for FAM (fluorescein).

Catalog Number Product DataSheet Size AVAILABILITY Price Qty
Coumarin 343 X carboxylic acid, 1mg
1mg In stock
Regular Price:$110.00
On Sale:
Coumarin 343 X carboxylic acid, 5mg
5mg In stock
Regular Price:$210.00
On Sale:
Coumarin 343 X carboxylic acid, 25mg
25mg In stock
Regular Price:$410.00
On Sale:
Coumarin 343 X carboxylic acid, 50mg
50mg In stock
Regular Price:$695.00
On Sale:
Coumarin 343 X carboxylic acid, 100mg
100mg In stock
Regular Price:$1,190.00
On Sale:

Product Type: Small Molecule
Alternative Name(s): 6-({4-Oxo-3-oxa-13-azatetracyclo[,7.013,17]heptadeca-1,5,7,9(17)-tetraen-5-yl}carbonylamino)hexanoic acid
Chemical Formula: C22H26N2O5
Molecular Weight: 398.45
Variant MPN: 12690
Format: yellow crystals
Purity: NMR 1H, HPLC-MS (95%)
Solubility: Well soluble in DMF, DMSO, moderately soluble in DCM, DCE, EtOAc, insoluble in diethyl ether.
Spectral Information: Excitation maximum, nm: 437
Emission maximum, nm: 477
CF260: 0.29
CF280: 0.24
Quantum Yield: 0.63
Storage: 24 months after receival at -20°C in the dark.
Shipped: room temperature


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