Comparative study on the proton and carbon NMR spectra for a series of View the MathML source- and View the MathML source-acyl substituted monohydroxypyridines (C5H4NOView the MathML source: View the MathML source=-H, -CHO, -COCH3, -COC(CH3)3, -COCF3, -COC6H5, -SO2CH3, -SO2C6H4CH3 is reported. p]Characteristic 1H, 13 NMR and IR spectral features allow simple and unambiguous distinction between the isomeric View the MathML source- and/or View the MathML source-acyl-derivatives of 2-, 3- and 4-hydroxypyridines, so that both forms can clearly be identified when tautomeric equilibria occur, since the tautomerism rate is slow on the NMR time scale
Proton and carbon nuclear magnetic resonance study on some n- and o-acyl derivatives of monohydroxypyridines / M. R., Del Giudice; G., Settimj; Delfini, Maurizio. - In: TETRAHEDRON. - ISSN 0040-4020. - 40:20(1984), pp. 4067-4080. [10.1016/0040-4020(84)85087-5]
Proton and carbon nuclear magnetic resonance study on some n- and o-acyl derivatives of monohydroxypyridines
DELFINI, Maurizio
1984
Abstract
Comparative study on the proton and carbon NMR spectra for a series of View the MathML source- and View the MathML source-acyl substituted monohydroxypyridines (C5H4NOView the MathML source: View the MathML source=-H, -CHO, -COCH3, -COC(CH3)3, -COCF3, -COC6H5, -SO2CH3, -SO2C6H4CH3 is reported. p]Characteristic 1H, 13 NMR and IR spectral features allow simple and unambiguous distinction between the isomeric View the MathML source- and/or View the MathML source-acyl-derivatives of 2-, 3- and 4-hydroxypyridines, so that both forms can clearly be identified when tautomeric equilibria occur, since the tautomerism rate is slow on the NMR time scaleI documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
