4-溴-3,5-二羟基苯甲酸

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

Assign. Shift(ppm) A 13. B 10.42 C 7.030

     Hz     ppm     Int.

   4163.85  10.419    111
   2809.95   7.032   1000