1,1,1-Trifluoro-2,4-pentanedione

Mass

MS-IW-5622          
1,1,1-trifluoro-2,4-pentanedione
C5H5F3O2            (Mass of molecular ion:    154)

   Source Temperature: 220 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      14.0       1.5
      15.0       5.6
      26.0       1.7
      27.0       6.3
      28.0       3.4
      29.0       6.5
      31.0       7.1
      37.0       1.3
      38.0       2.2
      39.0       7.8
      40.0       1.0
      41.0       8.2
      42.0       8.5
      43.0      85.0
      44.0       2.8
      45.0       4.0
      50.0       1.6
      51.0       2.3
      53.0       1.9
      55.0       4.6
      63.0       1.2
      67.0       2.0
      69.0      87.2
      70.0       2.8
      71.0       1.0
      75.0       1.4
      83.0       1.2
      84.0       1.9
      85.0     100.0
      86.0       4.8
      87.0       1.2
      89.0       3.0
      91.0       3.8
      97.0       1.9
     107.0       1.3
     119.0      12.8
     120.0       1.6
     139.0      23.3
     140.0       1.1
     154.0      33.4
     155.0       3.0
     176.0       2.0

Assign. Shift(ppm) A 11.01 B 5.947 C 2.229

     Hz     ppm     Int.

    532.71   5.949    260
    201.27   2.248    124
    199.71   2.230   1000
    137.40   1.535     26