2-PHENYLQUINOXALINE4-OXIDE

Mass

MS-IW-7671          
2-phenylquinoxaline 4-oxide
C14H10N2O           (Mass of molecular ion:    222)

   Source Temperature: 170 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      39.0       2.7
      50.0      10.9
      51.0       6.6
      52.0       2.2
      62.0       1.6
      63.0       5.3
      64.0       3.8
      65.0       1.1
      74.0       3.4
      75.0       7.1
      76.0      22.2
      77.0      14.8
      78.0       1.8
      83.5       1.3
      88.0       1.0
      89.0       5.6
      89.5       2.1
      90.0       8.9
      91.0       5.7
      95.5       1.1
      96.5       1.6
     101.0       1.0
     102.0       7.1
     102.5       2.5
     103.0      15.3
     103.5       1.2
     104.0       7.3
     105.0       3.2
     111.0       5.1
     128.0       1.3
     129.0       1.0
     139.0       1.2
     140.0       1.5
     151.0       5.1
     152.0       4.6
     153.0       2.4
     164.0       1.4
     165.0       4.9
     166.0       4.1
     167.0       3.7
     168.0       2.0
     177.0       4.1
     178.0      11.4
     179.0      36.6
     180.0       5.6
     190.0       1.9
     191.0       3.2
     192.0       3.4
     193.0      21.2
     194.0      19.9
     195.0       3.1
     196.0       1.1
     205.0      11.0
     206.0     100.0
     207.0      15.9
     208.0       1.2
     221.0       6.8
     222.0      89.2
     223.0      14.3
     224.0       1.2