4,5-Pyrimidinediamine, 2-methyl- (9CI)(15579-63-2) IR1

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