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1,3-二甲基-4-乙基苯

产品名称 1,3-二甲基-4-乙基苯

CAS号874-41-9

分子式C10H14

分子量134.22

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  • Mass

    MS-NW-3637          
    4-ethyl-m-xylene
    C10H14              (Mass of molecular ion:    134)
    

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

          27.0       2.4
          39.0       4.6
          41.0       4.3
          50.0       1.1
          51.0       3.6
          52.0       1.0
          53.0       1.8
          63.0       2.0
          64.0       1.0
          65.0       3.7
          66.0       1.2
          77.0       5.9
          78.0       2.1
          79.0       2.6
          91.0      11.1
          92.0       1.0
          93.0       1.3
         103.0       3.3
         104.0       2.5
         105.0       4.8
         115.0       3.7
         116.0       1.3
         117.0       5.2
         118.0       1.9
         119.0     100.0
         120.0       9.8
         133.0       1.8
         134.0      29.7
         135.0       3.3
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C10 H14 0.04 ml : 0.5 ml CDCl3
    4-ethyl-m-xylene
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.02 B 6.96 C 6.95 D 2.573 E *1 2.27 F *1 2.26 G 1.182

         Hz     ppm     Int.
    

        634.94   7.090     43
        626.63   6.997    257
        623.19   6.959    301
        616.63   6.886     33
        242.44   2.708     49
        234.81   2.622    167
        227.25   2.538    187
        219.94   2.456     72
        202.38   2.260   1000
        113.06   1.263    348
        105.75   1.181    757
        105.31   1.176    525
         98.00   1.095    263
    

in CDCl3



liquid film



4880 A,200 M,liquid