Mass
MS-IW-5247
5-bromo-4(3H)-pyrimidinone
C4H3BrN2O (Mass of molecular ion: 174)
Source Temperature: 160 °C
Sample Temperature: 130 °C
Direct, 75 eV
25.0 1.1
27.0 1.4
28.0 19.6
38.0 2.2
39.0 2.8
40.0 5.7
41.0 1.0
51.0 2.4
52.0 1.7
53.0 3.3
66.0 1.2
67.0 14.5
68.0 4.6
73.0 1.6
74.0 1.6
80.0 1.2
82.0 1.1
91.0 2.4
92.0 2.3
93.0 2.4
94.0 2.3
95.0 10.7
96.0 1.0
104.0 4.4
106.0 4.4
118.0 2.4
119.0 1.6
120.0 18.9
121.0 1.6
122.0 16.2
146.0 9.1
147.0 8.9
148.0 9.4
149.0 8.1
174.0 100.0
175.0 5.9
176.0 97.7
177.0 5.3