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网站主页CAS数据库列表 445-29-4更多图谱邻氟苯甲酸(445-29-4)核磁图(1HNMR)

邻氟苯甲酸

产品名称 邻氟苯甲酸

CAS号445-29-4

分子式C7H5FO2

分子量140.11

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  • Mass

    MS-NW-8852          
    o-fluorobenzoic acid
    C7H5FO2             (Mass of molecular ion:    140)
    

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

          18.0       3.7
          28.0       2.5
          37.0       1.1
          38.0       1.3
          39.0       2.2
          44.0       1.4
          45.0       2.5
          47.5       1.2
          50.0       8.2
          51.0       3.6
          56.0       1.7
          57.0       2.2
          61.0       1.0
          61.5       2.2
          62.0       1.3
          63.0       2.1
          64.0       1.8
          68.0       3.6
          69.0       4.6
          70.0       4.1
          74.0       4.5
          75.0      17.5
          76.0       5.1
          83.0       1.2
          92.0       2.4
          93.0       1.4
          94.0       3.7
          95.0      40.0
          96.0       5.0
         112.0       1.3
         123.0     100.0
         124.0       8.0
         140.0      82.8
         141.0       6.6
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C7 H5 F O2 0.039 g : 0.5 ml DMSO-d6
    o-fluorobenzoic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13.3 B 7.915 C 7.663 D 7.33

         Hz     ppm     Int.
    

       5317.10  13.305    260
       3171.93   7.937    215
       3170.00   7.932    234
       3164.23   7.918    392
       3162.31   7.913    436
       3156.33   7.898    210
       3154.83   7.894    229
       3074.27   7.693    124
       3072.56   7.689    130
       3069.36   7.681    150
       3067.22   7.675    241
       3065.94   7.672    221
       3065.08   7.670    221
       3064.23   7.668    198
       3061.88   7.662    216
       3061.02   7.660    222
       3059.53   7.656    269
       3058.67   7.654    228
       3056.75   7.649    169
       3053.55   7.641    153
       3051.84   7.637    141
       2940.51   7.358    350
       2937.73   7.351    373
       2936.66   7.349    355
       2931.96   7.337    407
       2929.40   7.330   1000
       2921.49   7.311    605
    

in D2O

in DMSO-d6





CCl4 solution



KBr disc



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