2-Hydroxy-5-nitropyridine(5418-51-9) IR1
Molecular FormulaC5H4N2O3
Molecular Weight140.1
InChIInChI=1S/C5H4N2O3/c8-5-2-1-4(3-6-5)7(9)10/h1-3H,(H,6,8)
InChIKey XKWSQIMYNVLGBO-UHFFFAOYSA-N
SmilesC1(=O)NC=C([N+]([O-])=O)C=C1
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![](https://www.chemicalbook.com/Spectrum/5418-51-9_MS_1.jpg)
Mass
MS-NW-6541
5-nitro-2-pyridone
C5H4N2O3 (Mass of molecular ion: 140)
Source Temperature: 160 °C
Sample Temperature: 130 °C
Direct, 75 eV
18.0 2.5
26.0 2.9
27.0 2.6
28.0 19.7
29.0 2.4
30.0 5.8
37.0 7.2
38.0 16.4
39.0 59.2
40.0 4.2
42.0 1.2
49.0 1.2
50.0 6.4
51.0 4.5
52.0 5.2
53.0 2.3
54.0 4.5
55.0 6.9
63.0 1.2
64.0 3.2
65.0 6.1
66.0 26.1
67.0 9.0
68.0 3.4
79.0 1.5
80.0 6.2
82.0 5.9
93.0 10.0
94.0 9.3
95.0 1.1
96.0 1.6
110.0 9.3
112.0 3.5
123.0 1.2
124.0 2.7
140.0 100.0
141.0 6.6