1,3-Pentanedione, 4-methyl-1-phenyl-

Mass

MS-IW-2909          
4-methyl-1-phenyl-1,3-pentanedione
C12H14O2            (Mass of molecular ion:    190)

   Source Temperature: 220 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      27.0       2.3
      39.0       3.0
      41.0       4.4
      42.0       1.0
      43.0      10.5
      50.0       2.3
      51.0       7.7
      55.0       1.0
      63.0       1.1
      65.0       2.8
      69.0      39.9
      70.0       1.9
      71.0       4.9
      74.0       1.0
      75.0       1.1
      76.0       1.7
      77.0      25.4
      78.0       3.2
      79.0       1.0
      89.0       1.0
      91.0       3.5
     102.0       3.1
     103.0       2.2
     105.0      58.2
     106.0       4.7
     120.0       2.7
     122.0       2.3
     147.0     100.0
     148.0      10.0
     162.0       3.8
     163.0       1.8
     190.0      17.6
     191.0       2.4