2,4'-二氟二苯甲酮

Mass

MS-NW-8934          
2,4'-difluorobenzophenone
C13H8F2O            (Mass of molecular ion:    218)

   Source Temperature: 270 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      50.0       1.3
      51.0       1.1
      69.0       1.8
      74.0       1.0
      75.0      11.2
      76.0       1.0
      94.0       2.8
      95.0      37.6
      96.0       2.5
     123.0     100.0
     124.0       7.7
     188.0       1.2
     198.0       1.6
     217.0       1.5
     218.0      36.5
     219.0       5.2

Assign. Shift(ppm) A 7.872 B 7.55 C 7.53 D 7.277 E 7.16 F 7.14

     Hz     ppm     Int.

   3154.17   7.893    345
   3152.95   7.890    367
   3150.76   7.884    156
   3148.80   7.879    369
   3147.46   7.876    459
   3145.14   7.870    465
   3143.92   7.867    392
   3141.97   7.862    153
   3139.77   7.857    386
   3138.43   7.853    359
   3024.05   7.567    157
   3023.07   7.565    549
   3022.22   7.563    239
   3016.97   7.550    641
   3015.38   7.546    699
   3013.31   7.540    183
   3009.64   7.531    530
   3009.28   7.530    458
   3007.69   7.526    429
   3005.86   7.522    149
   3002.44   7.513    217
   3000.61   7.509    123
   2915.89   7.297    380
   2914.92   7.294    404
   2908.57   7.278    367
   2908.20   7.277    399
   2907.35   7.275    700
   2900.88   7.259    320
   2899.78   7.256    317
   2872.68   7.188    217
   2871.70   7.186    244
   2870.73   7.184    151
   2866.82   7.174    122
   2864.75   7.169    245
   2864.01   7.167    929
   2862.92   7.164    554
   2861.82   7.161    473
   2859.86   7.156    127
   2858.40   7.153    145
   2857.06   7.149    266
   2855.59   7.146    920
   2854.98   7.144   1000
   2854.00   7.142    401
   2853.39   7.140    335
   2848.75   7.129    215
   2846.56   7.123    666