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2,4-二甲基-3-乙基戊烷

产品名称 2,4-二甲基-3-乙基戊烷

CAS号1068-87-7

分子式C9H20

分子量128.26

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  • Mass

    MS-NW-4592          
    3-ethyl-2,4-dimethylpentane
    C9H20               (Mass of molecular ion:    128)
    

       Source Temperature: 280 °C
       Sample Temperature: 180 °C
       Reservoir, 75 eV
    

          27.0       7.0
          29.0       5.9
          39.0       5.1
          41.0      16.8
          42.0       3.7
          43.0     100.0
          44.0       3.3
          53.0       1.4
          55.0       6.5
          56.0       8.1
          57.0      27.1
          58.0       1.4
          69.0      15.4
          70.0       2.0
          71.0       4.7
          84.0      24.0
          85.0      49.8
          86.0       3.3
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C9 H20 0.04 ml : 0.5 ml CDCl3
    3-ethyl-2,4-dimethylpentane
    ChemicalStructure
        Assign.     Shift(ppm)
    A 1.74 B 1.25 C 0.904 D *1 0.876 E *1 0.845 F 0.785 J(B,C) = 7.6 HZ. J(B,F) = 5.3 HZ. J(A,F) = 5.1 HZ. J(A,D) = 6.8 HZ.

         Hz     ppm     Int.
    

        165.56   1.849     35
        160.38   1.791     45
        159.31   1.779     47
        158.56   1.771     54
        153.56   1.715     64
        151.81   1.696     51
        146.88   1.641     54
        145.25   1.622     33
        140.31   1.567     35
        119.56   1.335     46
        118.06   1.319     43
        114.06   1.274     51
        113.00   1.262     69
        111.38   1.244    116
        106.63   1.191    103
        105.88   1.183     94
        104.56   1.168     44
        101.31   1.132     50
         99.44   1.111     50
         88.38   0.987    144
         87.50   0.977    186
         87.00   0.972    171
         86.31   0.964    132
         81.88   0.915    966
         79.06   0.883   1000
         75.13   0.839    820
         72.44   0.809    802
         70.75   0.790    168
         65.13   0.728     64
    

in CDCl3



liquid film



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