2-Quinoxalinecarbonitrile, 3-methyl-(17357-88-9)质谱(MS)

Mass

MS-IW-7406          
3-methyl-2-quinoxalinecarbonitrile
C10H7N3             (Mass of molecular ion:    169)

   Source Temperature: 140 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      37.0       1.4
      38.0       1.8
      39.0       1.6
      50.0      12.4
      51.0       3.4
      52.0       1.7
      58.5       9.0
      62.0       1.0
      63.0       2.5
      64.0       2.7
      74.0       2.8
      75.0       5.6
      76.0      22.3
      77.0      14.6
      78.0       2.2
      84.5       4.2
      89.0       2.2
      90.0       4.5
     102.0       3.1
     116.0       2.6
     117.0      76.8
     118.0       7.0
     142.0       1.1
     143.0       1.3
     169.0     100.0
     170.0      12.2