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Phototautomerism in the lowest excited singlet state of 4-methylumbelliferone

โœ Scribed by Yakatan, G. J.; Juneau, R. J.; Schulman, S. G.


Book ID
126397671
Publisher
American Chemical Society
Year
1972
Tongue
English
Weight
380 KB
Volume
44
Category
Article
ISSN
0003-2700

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Phototautomerism of warfarin cation in l
โœ G. J. Yakatan; R. J. Juneau; S. G. Schulman ๐Ÿ“‚ Article ๐Ÿ“… 1972 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 478 KB

The pH and Hammett acidity dependence of the fluorescence spectra of 4-hydroxycoumarin and warfarin were studied. Warfarin demonstrates an anomalous long wavelength emission in moderately concentrated sulfuric acid solutions. The