55804-67-6

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55804-67-6 Structure

Identification	Back Directory
[Name] Coumarin 334
[CAS] 55804-67-6
[Synonyms] C 334 COUMARIN 521 COUMARIN 334 Coumarine 334 Exciton Coumarin 521 Coumarin 334,99%,pure,laser grade ACETYLTETRAHYDROQUINOLIZINOCOUMARIN Coumarin 334, laser grade, pure, 99% COUMARIN 334, 99%, LASER GRADE, PURE 3-ACETYL-6,7,9,10-TETRAHYDRO-8H,11H-QUINOLIZINO[9,9A, 1-GH]COUMARIN 10-Acetyl-2,3,6,7-tetrahydro-1H,5H,11H-[1]benzopyrano[6,7,8-ij]-11-quinol 1h,5h,11h-[1]benzopyrano[6,7,8-ij]quinolizin-11-one,10-acetyl-2,3,6,7-tetrahyd 9-ACETYL-10-OXO-2,3,5,6-TETRAHYDRO-1H,4H,10H-11-OXA-3A-AZA-BENZO[DE]ANTHRACENE 10-ACETYL-2,3,6,7-TETRAHYDRO-1H,5H,11H-[1]BENZOPYRANO[6,7,8-IJ]QUINOLIZIN-11-ONE 10-Acetyl-1,2,6,7-tetrahydro-3H,5H,11H-[1]benzopyrano[6,7,8-ij]quinolizine-11-one 1H,5H,11H-[1]BENZOPYRANO[6,7,8-IJ]QUINOLIZIN-11-ONE, 10-ACETYL-2,3,6,7-TETRAHYDRO- 10-ACETYL-2,3,6,7-TETRAHYDRO-1H,5H,11H-PYRANO[2,3-F]PYRIDO[3,2,1-IJ]QUINOLIN-11-ONE
[EINECS(EC#)] 259-826-7
[Molecular Formula] C17H17NO3
[MDL Number] MFCD00051336
[MOL File] 55804-67-6.mol
[Molecular Weight] 283.32

Chemical Properties	Back Directory
[Appearance] orange crystalline powder
[Melting point ] 181-184 °C(lit.)
[Boiling point ] 425.88°C (rough estimate)
[density ] 1.1077 (rough estimate)
[refractive index ] 1.5400 (estimate)
[storage temp. ] room temp
[solubility ] ethanol: 10mg/mL
[form ] powder or crystals
[pka] 5.37±0.40(Predicted)
[Water Solubility ] NEGLIGIBLE
[ε(extinction coefficient)] ≥45000 at 449-455nm in ethanol
[λmax] 452 nm
[EPA Substance Registry System] 1H,5H,11H-[1]Benzopyrano[ 6,7,8-ij]quinolizin-11-one, 10-acetyl-2,3,6,7-tetrahydro- (55804-67-6)

Hazard Information	Back Directory
[Chemical Properties] orange crystalline powder
[Uses] Suitable as a laser dye.

Spectrum Detail	Back Directory
[Spectrum Detail] Coumarin 334(55804-67-6)IR Coumarin 334(55804-67-6)Raman

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