2-氯-4,5-二氟苯甲酸

Mass

MS-IW-9090          
2-chloro-4,5-difluorobenzoic acid
C7H3ClF2O2          (Mass of molecular ion:    192)

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

      18.0       1.1
      28.0       3.5
      31.0       5.8
      36.0       1.4
      37.0       2.9
      38.0       1.0
      44.0       1.2
      45.0       5.3
      49.0       1.1
      50.0       3.3
      51.0       2.0
      56.0       2.6
      57.0       1.5
      61.0       7.3
      62.0      12.7
      63.0       5.1
      68.0       4.4
      73.0       2.2
      73.5       1.5
      74.0       3.3
      75.0       3.4
      79.0       1.0
      80.0       2.0
      81.0       6.6
      82.0       2.4
      87.5       2.8
      91.0       1.5
      92.0       4.1
      93.0       4.0
      96.0       1.8
      97.0      12.0
      98.0       1.3
      99.0       4.9
     100.0       2.9
     101.0       4.8
     102.0       1.0
     111.0       3.1
     112.0      21.3
     113.0       8.1
     128.0       1.2
     146.0       1.6
     147.0      38.9
     148.0       4.8
     149.0      12.5
     150.0       1.4
     157.0       1.6
     164.0       2.4
     175.0     100.0
     176.0       7.8
     177.0      32.3
     178.0       2.5
     192.0      80.9
     193.0       6.4
     194.0      26.3
     195.0       2.0

Assign. Shift(ppm) A 12.0 B 7.933 C 7.357

     Hz     ppm     Int.

   4795.66  12.000     76
   3179.95   7.957    920
   3171.53   7.936    978
   3169.51   7.931    961
   3161.09   7.910    903
   2948.61   7.378    929
   2944.77   7.369     91
   2941.65   7.361   1000
   2938.72   7.354    958
   2935.24   7.345     86
   2931.95   7.337    942