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2,3-二氟苯甲醛

产品名称 2,3-二氟苯甲醛

CAS号2646-91-5

分子式C7H4F2O

分子量142.1

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  • Mass

    MS-KW-0546          
    2,3-difluorobenzaldehyde
    C7H4F2O             (Mass of molecular ion:    142)
    

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

          29.0       4.6
          31.0       3.4
          37.0       2.4
          38.0       1.9
          39.0       1.4
          50.0       5.9
          51.0       1.2
          56.0       1.7
          57.0       4.3
          61.0       3.2
          62.0       5.3
          63.0      27.5
          64.0       2.6
          68.0       5.2
          69.0       2.6
          70.0       1.6
          70.5       1.0
          73.0       1.7
          74.0       3.8
          75.0       4.5
          81.0       3.2
          87.0       1.5
          88.0       7.5
          92.0       1.6
          93.0       4.3
          94.0       6.7
          95.0       1.7
         112.0       2.2
         113.0      54.8
         114.0      14.5
         141.0     100.0
         142.0      85.2
         143.0       6.6
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7H4F2O 0.05 ml : 0.5 ml CDCl3
    2,3-difluorobenzaldehyde
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.343 B 7.640 C 7.462 D 7.261

         Hz     ppm     Int.
    

       4134.83  10.343   1000
       3062.44   7.661    142
       3060.92   7.657    241
       3059.24   7.653    155
       3056.80   7.647    155
       3055.12   7.642    287
       3052.98   7.637    295
       3051.31   7.633    166
       3048.86   7.627    150
       3047.34   7.623    250
       3045.66   7.619    148
       2996.83   7.497    124
       2995.15   7.492    122
       2989.05   7.477    210
       2987.07   7.472    280
       2985.23   7.468    139
       2980.96   7.457    170
       2979.13   7.452    304
       2977.45   7.448    199
       2971.04   7.432    146
       2969.37   7.428    135
       2912.45   7.286    105
       2911.69   7.284    114
       2910.77   7.281    118
       2910.01   7.279    107
       2908.03   7.275    117
       2907.26   7.273    124
       2906.35   7.270    129
       2905.58   7.268    125
       2903.75   7.264    182
       2902.84   7.262    184
       2899.33   7.253    179
       2898.41   7.250    180
       2896.28   7.245     98
       2895.51   7.243     93
       2894.60   7.241     94
       2891.85   7.234     78
       2891.24   7.233     80
       2890.32   7.230     82
    

in CDCl3



Liquid film