Mass
MS-IW-5609
2-methyl-4,5-pyrimidinediamine
C5H8N4 (Mass of molecular ion: 124)
Source Temperature: 150 °C
Sample Temperature: 130 °C
Direct, 75 eV
17.0 1.0
18.0 8.0
26.0 1.1
27.0 5.3
28.0 9.7
29.0 3.0
30.0 1.1
39.0 1.1
40.0 4.3
41.0 14.4
42.0 9.9
43.0 6.7
52.0 1.5
53.0 3.3
54.0 5.0
55.0 4.6
56.0 13.1
57.0 4.7
67.0 2.2
70.0 7.8
71.0 1.2
79.0 1.0
80.0 4.6
81.0 5.2
82.0 1.8
83.0 1.6
84.0 3.6
96.0 3.0
97.0 11.7
106.0 5.3
107.0 18.7
108.0 6.8
123.0 1.7
124.0 100.0
125.0 7.5
139.0 1.8