4-Vinylbenzoic acid(1075-49-6) IR1

Mass

MS-NW-9798          
p-vinylbenzoic acid
C9H8O2              (Mass of molecular ion:    148)

   Source Temperature: 200 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      27.0       2.8
      28.0       4.8
      31.0       2.2
      38.0       1.3
      39.0       3.9
      45.0       2.8
      46.0       2.1
      50.0       7.4
      51.0      17.7
      51.5       1.2
      52.0       2.8
      53.0       1.6
      60.0       3.2
      62.0       1.6
      63.0       3.7
      65.0       2.8
      65.5       1.2
      74.0       4.0
      75.0       4.2
      76.0       4.6
      77.0      33.2
      78.0       4.3
      91.0       3.3
     101.0       2.2
     102.0       8.8
     103.0      52.5
     104.0       6.0
     105.0       1.6
     119.0       1.4
     120.0       2.9
     131.0     100.0
     132.0       9.9
     148.0      99.3
     149.0      10.2
     150.0       1.0