science-softCon uv/vis+ spectra data base;		www.uv-spectra.de; (C) science-softCon 2017

Substance: 4-pyrone					Other Names: 4H-pyran-4-one

Formula: C5H4O2						CAS-No.: 108-97-4	PubChem: CID

Study: uv absorption spectrum, emission spectrum

                
Authors: N. Ishibe, H. Sugimoto, J.B. Gallivan  

Title: Electronic absorption and emission spectra of 4-pyrones, 4-thiopyrones and 4-pyridones

Journal/Source: J. Chem. Soc., Faraday Trans. 2,71, 1812-1822, (1975); doi: 10.1039/F29757101812


Data: diagram, table

Energy/Wavelength range: 210 - 270 nm

Resolution: 

Temperature: 298 K

Temperature dependence: no

Pressure/Concentration: 

Phase: solution (cyclohexane, ethanol)

pH:


Comments: The ultraviolet absorption and phosphorescence emission spectra of various methyl and phenyl substituted 4-pyrones, 
4-thiopyrones and 4-pyridones have been measured.

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