4. A 1H and 13C nuclear magnetic resonance and X-ray diffraction study of the tautomerism of 2-hydroxy- and 2,3-dihydroxy-pyridine N-oxides. X-Ray molecular structure of 2-hydroxypyridine N-oxide Paloma Ballesteros,Rosa M a . Claramunt,Teresa Ca?ada,Concepcion Foces-Foces,Félix Hernández Cano,José Elguero,Alain Fruchier J. Chem. Soc. Perkin Trans. 2 1990 1215
5. 875. N-oxides and related compounds. Part V. The tautomerism of 2- and 4-amino- and -hydroxy-pyridine 1-oxide J. N. Gardner,A. R. Katritzky J. Chem. Soc. 1957 4375
7. Tautomerism of 1-hydroxy-2-pyridone and 1-hydroxypyridine-2-thione in the excited triplet state Tadamitsu Sakurai,Hiroyasu Inoue J. Chem. Soc. Perkin Trans. 2 1984 2031
![7,9-二叔丁基-1-氧杂螺[4.5]癸-6,9-二烯-2,8-二酮](http://hg.y866.cn/compound/lib/scimg/cas/150/82304-66-3.png "7,9-二叔丁基-1-氧杂螺[4.5]癸-6,9-二烯-2,8-二酮")
![(5Z)-7-[(1α,4α)-3β-[(1E,3S)-3-Hydroxy-1-octenyl]-7-oxabicyclo[2.2.1]heptane-2α-yl]-5-heptenoic acid](http://hg.y866.cn/compound/lib/scimg/cas/150/82337-14-2.png "(5Z)-7-[(1α,4α)-3β-[(1E,3S)-3-Hydroxy-1-octenyl]-7-oxabicyclo[2.2.1]heptane-2α-yl]-5-heptenoic acid")
