5-Hydroxymethyluracil(4433-40-3) IR2
Molecular FormulaC5H6N2O3
Molecular Weight142.11
InChIInChI=1S/C5H6N2O3/c8-2-3-1-6-5(10)7-4(3)9/h1,8H,2H2,(H2,6,7,9,10)
InChIKey JDBGXEHEIRGOBU-UHFFFAOYSA-N
SmilesC1(=O)NC=C(CO)C(=O)N1
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![](https://www.chemicalbook.com/Spectrum/4433-40-3_MS.gif)
Mass
MS-NW-7443
5-(hydroxymethyl)uracil
C5H6N2O3 (Mass of molecular ion: 142)
Source Temperature: 230 °C
Sample Temperature: 210 °C
Direct, 75 eV
14.0 1.2
15.0 5.3
17.0 2.2
18.0 5.9
25.0 1.1
26.0 8.3
27.0 5.8
28.0 27.4
29.0 5.8
30.0 2.2
31.0 4.3
38.0 2.2
39.0 3.8
40.0 6.1
41.0 5.9
42.0 10.2
43.0 14.0
44.0 6.5
51.0 2.1
52.0 10.9
53.0 14.8
54.0 18.0
55.0 11.7
56.0 1.0
67.0 1.6
68.0 8.5
69.0 11.3
70.0 40.1
71.0 16.5
81.0 15.3
82.0 11.8
83.0 1.2
84.0 1.4
85.0 1.1
86.0 1.5
95.0 1.6
96.0 13.9
97.0 1.6
98.0 15.2
99.0 1.2
112.0 2.6
113.0 40.6
114.0 6.0
124.0 35.4
125.0 5.1
126.0 1.6
141.0 34.2
142.0 100.0
143.0 6.5