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网站主页CAS数据库列表 16534-12-6更多图谱4-溴-3,5-二羟基苯甲酸(16534-12-6)核磁图(13CNMR)

4-溴-3,5-二羟基苯甲酸

产品名称 4-溴-3,5-二羟基苯甲酸

CAS号16534-12-6

分子式C7H5BrO4

分子量233.02

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  • Mass

    MS-IW-2144          
    4-bromo-3,5-dihydroxybenzoic acid
    C7H5BrO4 H2O        (Mass of molecular ion:    232)
    

       Source Temperature: 110 °C
       Sample Temperature: 100 °C
       Direct, 75 eV
    

          18.0       1.3
          28.0       1.4
          29.0       1.6
          37.0       1.7
          38.0       2.6
          39.0       3.8
          41.0       2.2
          45.0       2.2
          49.0       2.0
          50.0       6.3
          51.0      11.2
          52.0       3.3
          53.0       7.4
          54.0       2.6
          55.0       1.8
          61.0       2.4
          62.0       3.5
          63.0       2.4
          66.0       1.6
          67.0       1.7
          69.0       8.6
          76.5       2.5
          77.0       2.7
          78.0       1.2
          79.0       9.7
          80.0       1.8
          97.0       2.1
         107.0       5.7
         108.0       6.8
         131.0       1.0
         135.0       1.7
         147.0       1.0
         154.0       1.4
         159.0       1.4
         175.0       1.4
         177.0       1.3
         186.0       3.2
         187.0      11.8
         188.0       4.0
         189.0      11.6
         204.0       1.4
         206.0       1.4
         214.0       2.5
         215.0      41.7
         216.0       5.6
         217.0      40.9
         218.0       3.1
         232.0     100.0
         233.0       8.6
         234.0      98.6
         235.0       7.7
         236.0       1.1
    

400 MHz in DMSO-d6


  • 1H NMR 399.65 MHz
    C7 H5 Br O4 0.034 g : 0.5 ml DMSO-d6
    4-bromo-3,5-dihydroxybenzoic acid
    ChemicalStructure
        Assign.     Shift(ppm)
    A 13. B 10.42 C 7.030

         Hz     ppm     Int.
    

       4163.85  10.419    111
       2809.95   7.032   1000
    

in DMSO-d6



KBr disc



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