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2-甲基-3-羟基苯甲酸

产品名称 2-甲基-3-羟基苯甲酸

CAS号603-80-5

分子式C8H8O3

分子量152.15

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  • Mass

    MS-IW-8193          
    3-hydroxy-o-toluic acid
    C8H8O3              (Mass of molecular ion:    152)
    

       Source Temperature: 150 °C
       Sample Temperature: 120 °C
       Direct, 75 eV
    

          17.0       2.5
          18.0       8.1
          27.0       2.9
          28.0       2.7
          29.0       1.0
          37.0       1.1
          38.0       2.6
          39.0       7.5
          40.0       1.0
          41.0       1.8
          43.0       2.9
          44.0       1.1
          44.5       1.7
          45.0       1.3
          50.0       3.3
          51.0       7.1
          52.0       4.0
          52.5       1.3
          53.0       5.0
          53.5       1.6
          55.0       1.7
          61.0       1.0
          62.0       1.5
          63.0       2.5
          65.0       1.8
          66.0       1.2
          67.0       5.9
          67.5       1.6
          74.0       1.4
          75.0       1.2
          76.0       1.3
          77.0      16.9
          78.0      10.9
          79.0       9.7
          80.0       1.4
          89.0       1.0
          90.0       1.4
          95.0       1.3
         105.0       7.6
         106.0      41.0
         107.0      41.5
         108.0       4.0
         116.0       1.2
         133.0       1.6
         134.0      51.0
         135.0      16.2
         136.0       1.6
         151.0       3.7
         152.0     100.0
         153.0       8.9
         154.0       1.0
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C8 H8 O3 0.035 g : 0.5 ml DMSO-d6
    3-hydroxy-o-toluic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13. B 9.6 C 7.205 D 7.070 E 6.983 F 2.323

         Hz     ppm     Int.
    

       2884.74   7.219    105
       2883.67   7.216    117
       2877.04   7.199    147
       2875.97   7.197    151
       2833.88   7.091     82
       2826.40   7.073    172
       2818.71   7.053     99
       2818.28   7.052    101
       2794.77   6.994    144
       2793.71   6.991    156
       2786.65   6.973    102
       2785.59   6.971    102
        928.46   2.324   1000
    

in DMSO-d6



KBr disc



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