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2,3-萘二羧酸

产品名称 2,3-萘二羧酸

CAS号2169-87-1

分子式C12H8O4

分子量216.19

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  • Mass

    MS-NW-7157          
    2,3-naphthalenedicarboxylic acid
    C12H8O4             (Mass of molecular ion:    216)
    

       Source Temperature: 170 °C
       Sample Temperature: 170 °C
       Direct, 75 eV
    

          17.0       3.8
          18.0      17.2
          28.0       2.7
          37.0       1.4
          38.0       1.5
          39.0       3.5
          44.0       2.7
          45.0       1.5
          49.0       1.7
          50.0      12.4
          51.0       5.3
          52.0       2.1
          61.0       4.9
          61.5       1.5
          62.0       6.3
          62.5       2.3
          63.0      31.6
          63.5       4.2
          64.0       1.1
          65.0       1.3
          71.0       1.1
          72.0       2.4
          73.0       1.7
          74.0      13.9
          75.0      10.0
          76.0      11.9
          77.0      12.0
          77.5       2.0
          85.0       1.8
          86.0       4.8
          87.0       6.6
          88.0       1.4
          89.0       2.4
          97.0       1.0
          98.0       6.6
          99.0       6.1
         100.0       4.5
         101.0       1.6
         113.0       1.7
         114.0       2.9
         115.0      14.5
         116.0       1.9
         122.0       1.8
         125.0       4.9
         126.0     100.0
         127.0      24.8
         128.0       3.1
         142.0       1.3
         144.0       1.2
         154.0      53.6
         155.0      26.7
         156.0       3.0
         171.0       1.5
         172.0      26.4
         173.0       3.5
         198.0      73.0
         199.0      14.0
         200.0       2.0
         216.0      21.3
         217.0       3.1
         243.0       1.4
    

90 MHz in DMSO-d6


  • 1H NMR 89.56 MHz
    C12 H8 O4 0.043 g : 0.5 ml DMSO-d6
    2,3-naphthalenedicarboxylic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13. B 8.352 C 8.124 D 7.702

         Hz     ppm     Int.
    

        748.14   8.354   1000
        743.95   8.307     62
        732.91   8.184    188
        729.69   8.148    197
        726.66   8.114    216
        723.44   8.078    283
        720.70   8.048     76
        720.21   8.042     78
        697.27   7.786     77
        694.04   7.750    339
        690.82   7.714    230
        687.89   7.681    230
        684.57   7.644    226
    

KBr disc



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