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网站主页CAS数据库列表 15128-82-2更多图谱3-羟基-2-硝基吡啶(15128-82-2)红外图谱(IR1)

3-羟基-2-硝基吡啶

产品名称 3-羟基-2-硝基吡啶

CAS号15128-82-2

分子式C5H4N2O3

分子量140.1

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  • Mass

    MS-NW-6547          
    2-nitro-3-pyridinol
    C5H4N2O3            (Mass of molecular ion:    140)
    

       Source Temperature: 240 °C
       Sample Temperature: 190 °C
       Reservoir, 75 eV
    

          18.0       2.4
          26.0       3.9
          27.0       2.9
          28.0       5.7
          29.0       2.2
          30.0       6.0
          37.0       5.5
          38.0      22.7
          39.0      50.7
          40.0       4.8
          43.0       1.3
          44.0       2.2
          50.0       1.2
          51.0       2.0
          52.0       2.5
          53.0       3.1
          54.0       6.5
          55.0       1.7
          63.0       1.5
          64.0      10.2
          65.0      28.2
          66.0      24.8
          67.0      13.6
          68.0       1.0
          76.0       2.2
          82.0      10.5
          93.0      18.4
          94.0     100.0
          95.0       6.2
         110.0       1.1
         140.0      39.5
         141.0       2.7
    

400 MHz in CDCl3

90 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C5 H4 N2 O3 0.044 g : 0.5 ml CDCl3
    2-nitro-3-pyridinol
    ChemicalStructure
        Assign.     Shift(ppm)
    A 10.22 B 8.230 C 7.683 D 7.675 J(B,D)=3.5HZ J(B,C)=2.1HZ J(C,D)=8.4HZ

         Hz     ppm     Int.
    

       4084.32  10.220    147
       3291.93   8.238    366
       3289.79   8.232    406
       3288.42   8.229    393
       3286.29   8.223    369
       3280.18   8.208     21
       3279.88   8.207     21
       3092.80   7.739     21
       3082.43   7.713     22
       3081.36   7.711     26
       3079.53   7.706     66
       3077.39   7.701    117
       3071.14   7.685    905
       3070.07   7.682   1000
       3069.00   7.680    898
       3066.41   7.673    731
       3061.68   7.661     75
       3059.69   7.656     43
       3058.01   7.652    122
    


  • 1H NMR 89.56 MHz
    C5 H4 N2 O3 0.031 g : 0.5 ml DMSO-d6
    2-nitro-3-pyridinol
    ChemicalStructure
        Assign.     Shift(ppm)
    A 11. B 8.016 C 7.66 D 7.63 C AND D WERE CONFIRMED BY LAOCN PROGRAM.

         Hz     ppm     Int.
    

        721.19   8.053    196
        718.46   8.023    326
        715.38   7.988    269
        691.63   7.723     27
        686.07   7.661   1000
        683.34   7.630    548
        682.91   7.626    549
        678.47   7.576     31
        677.70   7.567     27
        674.54   7.532     26
    

in CDCl3

in D2O





KBr disc



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