2-Pyridone (data page)
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This page provides supplementary chemical data on 2-pyridone.
Analytical data[]
NMR spectroscopy[]
1H-NMR[]
1H-NMR (400 MHz, CD3OD): /ρ = 8.07 (dd,3J = 2.5 Hz,4J = 1.1 Hz, 1H, C-6), 7.98 (dd,3J = 4.0 Hz,3J = 2.0 Hz, 1H, C-3), 7.23 (dd,3J = 2.5 Hz,3J = 2.0 Hz, 1H, C-5), 7.21 (dd,3J = 4.0 Hz,4J = 1.0 Hz, 1H, C-4).
13C-NMR[]
(100.57 MHz, CD3OD): ρ = 155.9 (C-2), 140.8 (C-4), 138.3 (C-6), 125.8 (C-3), 124.4 (C-5)
UV/Vis spectroscopy[]
(MeOH):νmax (lg ε) = 226.2 (0.44), 297.6 (0.30).
IR spectroscopy[]
(KBr): ν = 3440 cm−1–1 (br, m), 3119 (m), 3072 (m), 2986 (m), 1682 (s), 1649 (vs), 1609 (vs), 1578 (vs), 1540 (s), 1456 (m), 1433 (m), 1364 (w), 1243 (m), 1156 (m), 1098 (m), 983 (m), 926 (w), 781 (s), 730 (w), 612 (w), 560 (w), 554 (w), 526 (m), 476 (m), 451 (w).
Mass spectrometry[]
EI-MS (70 eV): m/z (%) = 95 (100) [M+], 67 (35) [M+ - CO], 51 (4)[C4H3+].
This box:
- Except where noted otherwise, data relate to Standard temperature and pressure.
- Reliability of data general note.
References[]
- Cox, R. H.; Bothner-By, A. A. (1969). "Proton magnetic resonance spectra of tautomeric substituted pyridines and their conjugate acids". The Journal of Physical Chemistry. 73 (8): 2465. doi:10.1021/j100842a001.
- DW Aksnes (1972). "Substituent and solvent effects in the proton magnetic resonance (PMR) spectra of six 2-substituted pyridines" (PDF). Acta Chemica Scandinavica. 26: 2255–2266. doi:10.3891/acta.chem.scand.26-2255.
- Brügel, W. (1962). "Die Kernresonanzspektren von Pyridin-Derivaten". Zeitschrift für Elektrochemie, Berichte der Bunsengesellschaft für physikalische Chemie. 66 (2): 159–177. doi:10.1002/bbpc.19620660211 (inactive 28 February 2022).
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: CS1 maint: DOI inactive as of February 2022 (link) - Roberts, J. D.; Von Ostwalden, P. W. (1971). "Nuclear magnetic resonance specroscopy. Proton spectra of 2-pyridones". The Journal of Organic Chemistry. 36 (24): 3792. doi:10.1021/jo00823a029.
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- Chemical data pages