4-TRIFLUOROACETYL-3-METHYL-1-PHENYL-5-PYRAZOLONE

Mass

MS-IW-1758          
3-methyl-1-phenyl-4-trifluoroacetyl-5-pyrazolone
C12H9F3N2O2         (Mass of molecular ion:    270)

   Source Temperature: 150 °C
   Sample Temperature: 100 °C
   Direct, 75 eV

      27.0       1.5
      28.0       1.7
      38.0       1.5
      39.0       5.3
      41.0       1.1
      42.0       2.4
      50.0       2.0
      51.0       9.4
      52.0       1.8
      63.0       2.0
      64.0       3.7
      65.0       7.9
      66.0       3.1
      67.0       9.4
      68.0       1.0
      69.0       3.3
      77.0      20.2
      78.0       2.6
      91.0      10.2
      92.0      11.1
      93.0       4.7
     100.0       1.7
     100.5       2.1
     104.0       2.5
     105.0       1.5
     106.0       1.2
     127.0       2.0
     130.0       2.1
     131.0       1.7
     132.0       2.0
     133.0       3.1
     135.0       3.4
     160.0       1.3
     173.0       1.7
     200.0       2.8
     201.0      92.2
     202.0      11.9
     203.0       1.1
     269.0       1.1
     270.0     100.0
     271.0      14.0
     272.0       1.3

Assign. Shift(ppm) A 8. B 7.664 C 7.496 D 7.319 E 2.446

     Hz     ppm     Int.

   3068.60   7.679    147
   3067.38   7.676    188
   3065.31   7.670     65
   3061.77   7.662     66
   3060.79   7.659    113
   3059.81   7.657    213
   3058.72   7.654    205
   3056.52   7.648     41
   3003.30   7.515    139
   3001.22   7.510     56
   2997.92   7.502     39
   2995.73   7.496    189
   2995.00   7.495    169
   2989.14   7.480     56
   2987.30   7.475    141
   2933.11   7.340     42
   2931.88   7.337     83
   2930.79   7.334     52
   2926.03   7.322     44
   2924.44   7.318    120
   2922.97   7.314     49
   2918.21   7.302     34
   2917.11   7.300     57
   2915.89   7.297     35
    977.54   2.446   1000