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2,5-吡啶二甲酸二乙酯

产品名称 2,5-吡啶二甲酸二乙酯

CAS号5552-44-3

分子式C11H13NO4

分子量223.23

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  • Mass

    MS-IW-2141          
    diethyl 2,5-pyridinedicarboxylate
    C11H13NO4           (Mass of molecular ion:    223)
    

       Source Temperature: 120 °C
       Sample Temperature: 100 °C
       Direct, 75 eV
    

          26.0       1.0
          27.0       3.6
          28.0       1.7
          29.0      15.1
          39.0       1.0
          45.0       1.5
          50.0       3.3
          51.0       3.4
          52.0       1.0
          52.5       1.5
          66.5       1.5
          76.0       1.9
          77.0       6.2
          78.0       7.6
          79.0       1.1
          94.0       1.4
         105.0       3.6
         106.0       3.8
         122.0       3.0
         123.0      11.8
         124.0       1.5
         150.0      12.5
         151.0     100.0
         152.0      10.3
         153.0       1.0
         178.0      14.8
         179.0      14.7
         180.0       1.7
         223.0       2.2
    

400 MHz in CDCl3


  • 1H NMR 399.65 MHz
    C11 H13 N O4 0.049 g : 0.5 ml CDCl3
    diethyl 2,5-pyridinedicarboxylate
    ChemicalStructure
        Assign.     Shift(ppm)
    A 9.328 B 8.455 C 8.218 D *1 4.520 E *1 4.461 F *2 1.473 G *2 1.442 J(A,B)=2.1HZ J(A,C)=0.9HZ J(B,C)=8.2HZ

         Hz     ppm     Int.
    

       3729.71   9.333    161
       3728.79   9.331    172
       3727.57   9.328    172
       3726.81   9.326    155
       3384.70   8.470    181
       3382.57   8.464    182
       3376.46   8.449    207
       3374.48   8.444    202
       3288.73   8.230    215
       3287.81   8.227    213
       3280.64   8.209    175
       3279.72   8.207    189
       1817.47   4.548    144
       1810.30   4.530    462
       1803.13   4.512    471
       1795.96   4.494    155
       1793.67   4.489    147
       1786.50   4.471    437
       1779.48   4.453    465
       1772.31   4.435    154
        595.86   1.491    471
        588.68   1.473   1000
        586.09   1.467     52
        583.34   1.460    485
        581.51   1.456    511
        576.32   1.443    988
        569.15   1.425    488
    

in CDCl3



KBr disc



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