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3,4-二甲氧基苯腈

产品名称 3,4-二甲氧基苯腈

CAS号2024-83-1

分子式C9H9NO2

分子量163.17

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  • Mass

    MS-NW-6494          
    3,4-dimethoxybenzonitrile
    C9H9NO2             (Mass of molecular ion:    163)
    

       Source Temperature: 260 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          15.0       6.9
          18.0       1.2
          26.0       4.1
          27.0       1.0
          28.0       2.3
          29.0       3.1
          31.0       5.3
          37.0       2.2
          38.0       5.6
          39.0       4.6
          41.0       1.2
          49.0       1.0
          50.0       9.6
          51.0       7.3
          52.0       1.5
          53.0       2.9
          54.0       1.3
          61.0       1.6
          62.0       5.7
          63.0       7.9
          64.0       2.8
          65.0      24.7
          66.0       3.3
          75.0       3.9
          76.0       6.3
          77.0      25.2
          78.0       2.1
          79.0       1.1
          88.0       1.6
          89.0       3.3
          90.0       6.5
          92.0      21.6
          93.0       3.8
         102.0      11.7
         103.0       1.6
         104.0       1.1
         105.0       3.7
         117.0       3.3
         118.0       1.9
         120.0      25.2
         121.0       1.8
         146.0       1.5
         147.0       1.8
         148.0      35.7
         149.0       3.2
         163.0     100.0
         164.0      10.2
         165.0       1.0
    

90 MHz in CDCl3


  • 1H NMR 89.56 MHz
    C9 H9 N O2 0.049 g : 0.5 ml CDCl3
    3,4-dimethoxybenzonitrile
    ChemicalStructure
        Assign.     Shift(ppm)
    A 7.280 B 7.082 C 6.910 D *1 3.933 E *1 3.903 J(A,B)=1.9HZ. J(A,C)=8.3HZ.

         Hz     ppm     Int.
    

        658.13   7.349     80
        656.19   7.327     97
        649.75   7.255    121
        647.88   7.235    159
        635.06   7.091    154
        633.19   7.071    129
        622.06   6.946    167
        613.75   6.853    105
        352.31   3.934    998
        349.56   3.904   1000
    

in CDCl3



KBr disc



nujol mull



4880 A,200 M,powder