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6051-43-0

对苯二甲酸单酰胺(6051-43-0)质谱(MS)

分子式:C8H7NO3

分子量: 165.15

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    Mass

    MS-KW-0589          
    terephthalamic acid 
    C8H7NO3             (Mass of molecular ion:    165)
    

       Source Temperature: 180 °C
       Sample Temperature: 180 °C
       Direct, 75 eV
    

          18.0       3.1
          27.0       1.4
          28.0       2.7
          37.0       1.4
          38.0       3.2
          39.0       6.6
          44.0       7.4
          45.0       1.7
          50.0      11.2
          51.0       9.7
          52.0       4.6
          53.0       2.0
          63.0       1.3
          65.0      33.1
          66.0       3.4
          73.0       1.2
          73.5       2.0
          74.0       5.8
          75.0       9.1
          76.0       8.4
          77.0       4.8
          92.0       1.1
          93.0       4.7
         102.0       3.2
         103.0       7.8
         104.0       3.2
         105.0       2.6
         120.0       1.8
         121.0      34.2
         122.0       2.9
         130.0       6.2
         147.0       3.7
         148.0       3.5
         149.0     100.0
         150.0       9.0
         151.0       1.0
         165.0      54.1
         166.0       7.2
    

400 MHz in DMSO-d6

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    1H NMR 399.65 MHz
    C8H7NO3 0.039 g : 0.5 ml DMSO-d6
    terephthalamic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13. B *1 8.18 C *2 8.045 D *2 8.012 E *1 7.59

         Hz     ppm     Int.
    

       3309.07   8.278      2
       3300.31   8.256      4
       3269.96   8.180    158
       3229.57   8.079     19
       3221.66   8.059    309
       3221.02   8.057    236
       3219.52   8.054    149
       3215.25   8.043    242
       3213.11   8.038   1000
       3206.06   8.020    929
       3203.92   8.015    208
       3199.43   8.003    135
       3198.15   8.000    216
       3197.30   7.998    288
       3136.60   7.846      3
       3129.34   7.828      3
       3124.85   7.817      2
       3116.94   7.797      2
       3035.09   7.592    155
    

in DMSO-d6

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KBr disk

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Nujol

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