1,4-二氟苯

Mass

MS-NW-5900          
p-difluorobenzene
C6H4F2              (Mass of molecular ion:    114)

   Source Temperature: 260 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      31.0       3.8
      37.0       2.9
      38.0       2.3
      39.0       1.9
      49.0       1.2
      50.0       8.7
      51.0       1.6
      56.0       1.7
      57.0       9.9
      61.0       2.3
      62.0       2.8
      63.0      22.7
      64.0       3.2
      68.0       3.3
      69.0       2.4
      70.0       3.6
      74.0       2.6
      75.0       4.4
      81.0       3.9
      88.0      14.5
      93.0       1.4
      94.0       5.0
      95.0       3.0
     113.0       2.6
     114.0     100.0
     115.0       6.6

Assign. Shift(ppm) A 6.996

     Hz     ppm     Int.

    632.63   7.064    989
    626.56   6.996   1000
    620.50   6.929    942