4-氨基-3-羟基苯甲酸

Mass

MS-IW-2632          
4-amino-3-hydroxybenzoic acid
C7H7NO3             (Mass of molecular ion:    153)

   Source Temperature: 130 °C
   Sample Temperature:  90 °C
   Direct, 75 eV

      18.0       3.3
      28.0       2.4
      39.0       1.8
      40.0       1.0
      41.0       1.1
      50.0       1.9
      51.0       3.4
      52.0       4.7
      53.0       6.8
      53.5       1.8
      54.0       2.5
      62.0       1.2
      62.5       3.6
      63.0       3.3
      68.0       2.0
      78.0       2.3
      79.0       2.8
      80.0      13.2
      81.0       1.0
      90.0       1.1
      96.0       2.0
     107.0       2.1
     108.0      11.7
     109.0       1.0
     124.0       2.2
     136.0      71.6
     137.0       6.0
     138.0       1.1
     152.0       2.3
     153.0     100.0
     154.0       8.1

Assign. Shift(ppm) A *1 12. B *1 9.36 C 7.273 D 7.263 E 6.604 F 5.3

     Hz     ppm     Int.

   3738.79   9.356     63
   2907.04   7.274   1000
   2905.57   7.271    533
   2900.08   7.257    339
   2898.24   7.252    266
   2643.83   6.616    355
   2642.18   6.612    164
   2636.86   6.598    109
   2635.03   6.594    346