Mass
MS-IW-6866
5,8-dihydro-4,6,7(1H)-pteridinetrione
C6H4N4O3 (Mass of molecular ion: 180)
Source Temperature: 220 °C
Sample Temperature: 290 °C
Direct, 75 eV
17.0 1.5
18.0 7.4
26.0 4.4
27.0 31.4
28.0 79.9
29.0 2.9
38.0 3.0
39.0 2.7
40.0 1.0
41.0 2.3
42.0 7.1
43.0 6.5
44.0 12.5
45.0 5.0
52.0 5.1
53.0 11.0
54.0 17.9
55.0 3.5
64.0 1.3
65.0 1.1
66.0 2.7
67.0 2.1
68.0 1.9
69.0 32.7
70.0 5.1
71.0 1.8
76.0 2.5
80.0 1.4
81.0 6.2
82.0 1.8
96.0 7.8
97.0 21.6
98.0 1.0
109.0 1.2
124.0 6.0
125.0 1.8
152.0 100.0
153.0 7.0
180.0 42.7
181.0 4.6