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2-乙基-3-甲氧基吡嗪

产品名称 2-乙基-3-甲氧基吡嗪

CAS号25680-58-4

分子式C7H10N2O

分子量138.17

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  • Mass

    MS-NW-6629          
    2-ethyl-3-methoxypyrazine
    C7H10N2O            (Mass of molecular ion:    138)
    

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

          15.0       6.5
          18.0       1.1
          26.0       5.7
          27.0       7.3
          28.0       9.6
          29.0       6.5
          37.0       1.6
          38.0       3.5
          39.0      11.3
          40.0      23.9
          41.0      10.7
          42.0       8.7
          43.0       1.0
          50.0       1.1
          51.0       2.6
          52.0       9.8
          53.0       9.8
          54.0      10.3
          55.0       2.2
          56.0      12.6
          65.0       1.4
          66.0       3.3
          67.0       4.0
          68.0      15.8
          69.0       3.9
          78.0       1.4
          79.0       5.1
          80.0      12.8
          81.0       9.7
          82.0       2.4
          83.0       1.0
          93.0      14.2
          94.0       2.5
          95.0      16.1
          96.0       2.8
         105.0       5.4
         106.0       4.4
         107.0      20.4
         108.0      13.5
         109.0      14.7
         110.0       2.3
         111.0       4.4
         119.0      12.1
         120.0       1.9
         121.0       1.1
         123.0      66.5
         124.0       5.3
         137.0      30.4
         138.0     100.0
         139.0       9.0
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C7 H10 N2 O 0.05 ml : 0.5 ml CDCl3
    2-ethyl-3-methoxypyrazine
    ChemicalStructure
        Assign.     Shift(ppm)
    A 8.015 B 7.921 C 3.970 D 2.821 E 1.267

         Hz     ppm     Int.
    

       3204.86   8.020    190
       3202.12   8.013    214
       3167.13   7.925    188
       3164.20   7.918    165
       1586.95   3.971   1000
       1139.11   2.851     88
       1131.60   2.832    246
       1124.09   2.813    252
       1116.58   2.794     96
        513.97   1.287    401
        506.46   1.268    670
        498.95   1.249    397
    

in CDCl3



liquid film