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网站主页CAS数据库列表 345-92-6更多图谱4,4'-二氟二苯甲酮(345-92-6)红外图谱(IR2)

4,4'-二氟二苯甲酮

产品名称 4,4'-二氟二苯甲酮

CAS号345-92-6

分子式C13H8F2O

分子量218.2

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  • Mass

    MS-NW-7266          
    4,4'-difluorobenzophenone
    C13H8F2O            (Mass of molecular ion:    218)
    

       Source Temperature: 220 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          39.0       1.0
          50.0       3.6
          51.0       2.5
          68.0       1.5
          69.0       3.1
          74.0       2.3
          75.0      14.9
          76.0       1.4
          85.0       1.0
          94.0       4.3
          95.0      47.7
          96.0       3.2
         123.0     100.0
         124.0       8.2
         188.0       1.7
         217.0       3.6
         218.0      32.4
         219.0       4.7
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C13 H8 F2 O 0.035 g : 0.5 ml CDCl3
    4,4'-difluorobenzophenone
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.819 B 7.171

         Hz     ppm     Int.
    

       3136.84   7.849     33
       3134.77   7.844    100
       3131.96   7.837    669
       3129.76   7.832    255
       3126.46   7.823    691
       3125.12   7.820    322
       3124.39   7.818    313
       3122.92   7.815    738
       3119.75   7.807    264
       3117.55   7.801    708
       3114.75   7.794     91
       2877.32   7.200     99
       2874.51   7.193    702
       2872.31   7.188    233
       2868.77   7.179    138
       2867.68   7.176    273
       2865.97   7.172    986
       2865.48   7.170   1000
       2863.89   7.166    273
       2862.67   7.163    130
       2859.25   7.155    231
       2857.06   7.149    684
       2854.25   7.142     88
    

in CDCl3



KBr disc



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