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CAS 55804-65-4

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Coumarin 343

Description:
Coumarin 343, with the CAS number 55804-65-4, is a synthetic organic compound belonging to the coumarin family, characterized by its distinct aromatic structure. It is primarily recognized for its fluorescent properties, making it valuable in various applications, including as a fluorescent dye in biological and chemical research. Coumarin 343 exhibits strong absorption in the ultraviolet-visible spectrum and emits light in the blue-green region when excited, which is useful for fluorescence microscopy and imaging techniques. The compound is typically soluble in organic solvents, such as ethanol and acetone, but has limited solubility in water. Its chemical stability and photophysical properties allow it to be utilized in the development of sensors and in the study of molecular interactions. Additionally, Coumarin 343 is often employed in the formulation of plastics and coatings to enhance their optical characteristics. However, like many coumarin derivatives, it may pose potential health risks, necessitating careful handling and usage in laboratory settings.
Formula:C16H15NO4
InChI:InChI=1/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)/p-1
InChI key:InChIKey=KCDCNGXPPGQERR-UHFFFAOYSA-N
SMILES:O=C1OC2=C3C4=C(C=C2C=C1C(O)=O)CCCN4CCC3
Synonyms:
  • 10-Oxo-2,3,5,6-tetrahydro-1H,4H,10H-11-oxa-3a-aza-benzo[de]anthracene-9-carboxylic acid
  • 11-Oxo-2,3,5,6,7,11-hexahydro-1H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid
  • 11-oxo-2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylate
  • 11-oxo-2,3,6,7-tetrahydro-1H,5H,11H-pyrano[2,3-f]pyrido[3,2,1-ij]quinoline-10-carboxylic acid
  • 1H,5H,11H-(1)Benzopyrano(6,7,8-ij)quinolizine-10-carboxylic acid, 2,3,6,7-tetrahydro-11-oxo-
  • C 343
  • Coumarin 343
  • Coumarin 519
  • Coumarine 343
  • 2,3,6,7-Tetrahydro-11-oxo-1H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-10-carboxylic acid
  • See more synonyms
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