Coumarin 343

Ref. 3D-FC62866

Product Information

• Name: Coumarin 343
• Synonyms: 2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic Acid
• Brand: Biosynth
• Description: Coumarin 343 is a coumarin derivative that has been used as a marker for the detection of blood in forensic science. It is also used in biological studies, such as the determination of antibody-antigen interactions, and for its photophysical properties. Coumarin 343 is stable to light and can be dissolved in methanol. It emits a red light when irradiated with UV light or long-wave visible light. The redox potential of this compound is +0.2 V (vs Ag/AgCl).

Chemical properties

• Molecular weight: 285.29 g/mol
• Formula: C₁₆H₁₅NO₄
• Purity: Min. 98 Area-%
• InChI: InChI=1S/C16H15NO4/c18-15(19)12-8-10-7-9-3-1-5-17-6-2-4-11(13(9)17)14(10)21-16(12)20/h7-8H,1-6H2,(H,18,19)
• InChI key: InChIKey=KCDCNGXPPGQERR-UHFFFAOYSA-N
• SMILES: O=C(O)c1cc2cc3c4c(c2oc1=O)CCCN4CCC3