三氟乙酸乙酯

Mass

MS-NW-2672          
ethyl trifluoroacetate
C4H5F3O2            (Mass of molecular ion:    142)

   Source Temperature: 280 °C
   Sample Temperature: 180 °C
   Reservoir, 75 eV

      15.0       2.1
      26.0       3.8
      27.0      24.8
      28.0      11.9
      29.0     100.0
      30.0       2.2
      31.0       1.4
      43.0       2.8
      47.0       1.7
      50.0       3.3
      51.0       2.5
      59.0       1.3
      69.0      42.9
      73.0       1.5
      78.0       1.2
      97.0       2.6
      99.0      13.3
     113.0       1.2
     127.0       3.5
     141.0       1.1

Assign. Shift(ppm) A 4.414 B 1.396

     Hz     ppm     Int.

    406.44   4.539    107
    399.25   4.458    327
    392.13   4.379    343
    385.00   4.299    125
    132.06   1.475    533
    124.94   1.396   1000
    117.75   1.315    477