Mass
MS-NW-0264 pyrazinecarboxamide C5H5N3O (Mass of molecular ion: 123)
Source Temperature: 170 °C Sample Temperature: 0 °C Direct, 75 eV
25.0 1.5
26.0 15.2
27.0 1.4
28.0 12.4
38.0 1.4
39.0 1.8
40.0 1.9
41.0 1.7
43.0 1.1
44.0 17.8
51.0 9.2
52.0 32.1
53.0 50.9
54.0 2.2
69.0 1.1
78.0 1.8
79.0 17.8
80.0 80.3
81.0 4.2
123.0 100.0
124.0 6.9
KBr disc
nujol mull
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