图谱信息 供应商 相关产品
网站主页CAS数据库列表 64248-62-0更多图谱3,4-二氟苯腈(64248-62-0)核磁图(13CNMR)

3,4-二氟苯腈

产品名称 3,4-二氟苯腈

CAS号64248-62-0

分子式C7H3F2N

分子量139.1

展开


  • Mass

    MS-IW-7591          
    3,4-difluorobenzonitrile
    C7H3F2N             (Mass of molecular ion:    139)
    

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

          31.0       3.0
          37.0       1.4
          38.0       1.4
          50.0       1.8
          51.0       1.0
          56.0       1.2
          57.0       2.5
          61.0       1.7
          62.0       3.3
          63.0       2.6
          64.0       1.6
          68.0       2.3
          69.5       2.0
          74.0       1.0
          75.0       4.1
          81.0       1.5
          87.0       1.6
          88.0       8.9
          89.0       2.8
          93.0       1.6
          94.0       2.7
          99.0       1.2
         100.0       1.0
         112.0      17.7
         113.0       3.8
         119.0       2.1
         139.0     100.0
         140.0       8.4
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H3 F2 N 0.042 g : 0.5 ml CDCl3
    3,4-difluorobenzonitrile
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.53 B 7.49 C 7.324

         Hz     ppm     Int.
    

       3018.07   7.552    544
       3015.99   7.547    643
       3010.86   7.534    561
       3008.54   7.528    958
       3006.47   7.523    696
       3001.34   7.510    769
       2999.39   7.506   1000
       2997.80   7.502    450
       2997.07   7.500    574
       2995.73   7.496    456
       2993.65   7.491    375
       2992.80   7.489    536
       2991.21   7.485    605
       2989.26   7.480    541
       2988.65   7.479    569
       2987.06   7.475    587
       2985.11   7.470    398
       2939.45   7.356    656
       2936.52   7.348     31
       2931.76   7.336    704
       2931.40   7.335    675
       2930.91   7.334    678
       2929.81   7.331    718
       2926.88   7.324     53
       2926.03   7.322     64
       2923.22   7.315    555
       2922.12   7.312    671
       2921.63   7.311    706
       2918.21   7.302     39
       2917.97   7.302     39
       2913.70   7.291    452
    

in CDCl3



KBr disc



nujol mull