3-(1-Methylethyl)-2(1H)-quinoxalinone(15054-64-5) IR2

Mass

MS-IW-7670          
3-isopropyl-2(1H)-quinoxalinone
C11H12N2O           (Mass of molecular ion:    188)

   Source Temperature: 160 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      18.0       3.3
      27.0       3.1
      28.0       4.3
      38.0       1.5
      39.0       4.9
      41.0       3.9
      43.0       1.5
      50.0       2.0
      51.0       2.5
      52.0       2.7
      62.0       1.4
      63.0       5.7
      64.0       5.2
      65.0       8.1
      66.0       1.9
      72.0       1.1
      72.5       1.9
      75.0       1.5
      76.0       2.4
      77.0       3.0
      78.0       1.6
      86.0       1.8
      89.0       1.2
      90.0       8.4
      91.0       4.6
      92.0      14.0
      93.0       1.7
      94.0       1.5
     102.0       2.5
     103.0       1.3
     116.0       1.2
     117.0       2.6
     118.0       7.4
     119.0       8.8
     129.0       2.8
     130.0       1.4
     131.0       2.6
     132.0       9.1
     133.0       1.2
     134.0       1.0
     143.0       4.2
     144.0       3.0
     145.0      64.6
     146.0       8.3
     147.0       3.7
     155.0       4.9
     156.0       1.5
     157.0       2.7
     158.0       1.2
     159.0      16.3
     160.0      71.4
     161.0       8.4
     168.0       1.1
     169.0       3.5
     170.0       1.4
     171.0       1.2
     172.0       1.9
     173.0      66.9
     174.0       7.9
     185.0       1.1
     186.0       2.6
     187.0      10.5
     188.0     100.0
     189.0      13.6
     190.0       1.1
     204.0       1.2