Mass

MS-IW-9388          
1-acetyl-2-dimethylamino-5,5-diphenyl-2-imidazolin-4-one
C19H19N3O2          (Mass of molecular ion:    321)

   Source Temperature: 200 °C
   Sample Temperature: 220 °C
   Direct, 75 eV

      14.0       1.4
      15.0       2.5
      18.0       1.7
      28.0       2.5
      39.0       1.1
      41.0       1.6
      42.0       6.2
      43.0       7.2
      44.0       4.3
      50.0       1.0
      51.0       5.2
      56.0       2.3
      63.0       1.2
      69.0       3.7
      70.0       8.7
      71.0       7.6
      72.0      24.0
      76.0       1.9
      77.0      17.5
      78.0       2.2
      82.0       1.1
      83.0       9.9
      89.0       1.0
      91.0       1.3
      98.0       1.4
     103.0       3.5
     104.0       5.7
     105.0       3.7
     112.0       1.6
     115.0       1.1
     118.0       1.4
     129.0       2.1
     139.0       1.7
     147.0       1.6
     152.0       3.5
     163.0       1.7
     164.0       2.2
     165.0      19.5
     166.0       8.4
     167.0      18.3
     168.0       2.6
     178.0       2.0
     179.0       1.1
     180.0       5.8
     181.0       1.1
     193.0       1.9
     194.0       1.4
     202.0       1.0
     205.0       1.6
     206.0       1.4
     207.0       5.7
     208.0       8.7
     209.0       1.5
     234.0       1.4
     248.0       1.1
     250.0       2.3
     263.0       2.6
     278.0     100.0
     279.0      24.9
     280.0       3.2
     321.0       5.2
     322.0       1.1