1-(2-HYDROXY-5-METHYLPHENYL)BUTANE-1,3-DIONE(16636-64-9) MS

Mass

MS-IW-1622          
2'-hydroxy-5'-methylacetoacetophenone
C11H12O3            (Mass of molecular ion:    192)

   Source Temperature: 120 °C
   Sample Temperature: 110 °C
   Direct, 75 eV

      15.0       1.0
      27.0       3.0
      28.0       1.9
      39.0       6.6
      41.0       1.3
      43.0      23.9
      50.0       2.9
      51.0       8.5
      52.0       4.0
      53.0       4.6
      55.0       1.9
      62.0       1.2
      63.0       3.2
      65.0       2.1
      67.0       1.9
      69.0       4.0
      74.0       1.1
      76.0       1.1
      77.0      17.5
      78.0       9.3
      79.0       4.5
      85.0       2.1
      87.0       1.0
      88.5       1.1
      89.0       1.6
      90.0       1.5
      91.0       3.9
     103.0       1.9
     104.0       1.1
     105.0       6.9
     106.0      11.0
     107.0      11.2
     108.0       3.2
     109.0       1.7
     115.0       1.4
     131.0       4.7
     132.0       2.0
     133.0       2.7
     134.0      34.4
     135.0     100.0
     136.0       8.9
     145.0       5.8
     146.0       4.3
     149.0       1.6
     150.0      27.5
     151.0       2.8
     173.0       2.6
     174.0      44.0
     175.0      15.6
     176.0       1.9
     177.0      25.7
     178.0       2.8
     191.0       1.0
     192.0      58.1
     193.0       7.5