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2,4-二氟苯腈

产品名称 2,4-二氟苯腈

CAS号3939-09-1

分子式C7H3F2N

分子量139.1


  • Mass

    MS-NW-9991          
    2,4-difluorobenzonitrile
    C7H3F2N             (Mass of molecular ion:    139)
    

       Source Temperature: 230 °C
       Sample Temperature: 160 °C
       Reservoir, 75 eV
    

          31.0       3.1
          37.0       1.4
          38.0       1.1
          50.0       2.3
          51.0       1.3
          56.0       1.0
          57.0       2.6
          61.0       1.8
          62.0       3.0
          63.0       2.4
          64.0       1.8
          68.0       2.6
          69.0       1.1
          69.5       2.4
          70.0       1.0
          74.0       1.2
          75.0       4.4
          81.0       1.5
          82.0       1.1
          87.0       1.4
          88.0       9.0
          89.0       3.5
          93.0       1.7
          94.0       3.2
          95.0       1.1
          99.0       1.8
         100.0       1.1
         112.0      16.0
         113.0       3.2
         119.0       2.5
         139.0     100.0
         140.0       8.2
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H3 F2 N 0.035 g : 0.5 ml CDCl3
    2,4-difluorobenzonitrile
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.677 B 7.042 C 7.003

         Hz     ppm     Int.
    

       3079.47   7.706    464
       3073.49   7.691    543
       3072.27   7.688    593
       3070.92   7.685    559
       3066.28   7.673    586
       3064.94   7.670    583
       3063.48   7.666    601
       3060.67   7.659     86
       3057.50   7.651    543
       3051.88   7.637     34
       2824.95   7.069    366
       2823.97   7.067    355
       2822.51   7.063    442
       2821.53   7.061    440
       2817.14   7.050    446
       2816.28   7.047    654
       2814.82   7.044    588
       2813.84   7.041    832
       2812.99   7.039    551
       2810.91   7.034    171
       2808.59   7.028    916
       2807.62   7.026    430
       2806.15   7.022    778
       2805.18   7.020    535
       2802.37   7.013    165
       2799.93   7.006   1000
       2797.49   7.000    720
       2794.07   6.992    114
       2791.14   6.984    608
       2788.70   6.978    491
    

in CDCl3



KBr disc



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