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2',4'-二氟苯乙酮

产品名称 2',4'-二氟苯乙酮

CAS号364-83-0

分子式C8H6F2O

分子量156.13

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  • Mass

    MS-NW-8617          
    2',4'-difluoroacetophenone
    C8H6F2O             (Mass of molecular ion:    156)
    

       Source Temperature: 260 °C
       Sample Temperature: 140 °C
       Reservoir, 75 eV
    

          15.0       1.1
          31.0       1.0
          42.0       1.1
          43.0      11.1
          50.0       1.8
          57.0       1.9
          61.0       1.1
          62.0       2.5
          63.0      12.6
          68.0       1.7
          69.0       1.1
          74.0       1.7
          75.0       1.8
          81.0       1.7
          93.0       1.9
          94.0       1.2
         101.0       1.0
         112.0       1.6
         113.0      31.5
         114.0       3.6
         127.0       1.6
         141.0     100.0
         142.0       7.7
         156.0      14.0
         157.0       1.3
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C8 H6 F2 O 0.05 ml : 0.5 ml CDCl3
    2',4'-difluoroacetophenone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.940 B 6.954 C 6.871 D 2.617 J(ORTHO-F-19,D)=5.1HZ, J(A,F-19)=8.8HZ

         Hz     ppm     Int.
    

       3185.42   7.971     88
       3178.71   7.954     94
       3176.64   7.949    162
       3169.92   7.932    165
       3168.09   7.928    101
       3161.38   7.911     93
       2789.18   6.980     70
       2788.45   6.978     73
       2786.74   6.973     76
       2786.01   6.972     81
       2781.62   6.961     79
       2780.76   6.958     94
       2780.40   6.958     92
       2779.54   6.955     96
       2779.17   6.955    101
       2778.32   6.952    106
       2777.95   6.951    102
       2777.10   6.949     89
       2772.71   6.938     68
       2771.97   6.936     69
       2770.26   6.932     75
       2769.53   6.930     79
       2756.96   6.899     99
       2754.52   6.893     86
       2748.29   6.877    101
       2747.92   6.876    101
       2745.85   6.871    171
       2743.41   6.865     92
       2737.18   6.849     96
       2734.74   6.843     87
       1051.27   2.631     53
       1048.22   2.623    954
       1043.09   2.611   1000
       1039.79   2.602     39
    

liquid film



4880 A,200 M,liquid