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2 Pyridone (data page)

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2-Pyridone (data page)

This page provides supplementary chemical data on 2-pyridone.

Contents

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+].

References

2-Pyridone (data page) Wikipedia


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