Mass

MS-IW-5583          
4-(2,3,4,6-tetramethylphenyl)-3-buten-2-one
C14H18O             (Mass of molecular ion:    202)

   Source Temperature: 230 °C
   Sample Temperature: 150 °C
   Reservoir, 75 eV

      39.0       1.4
      41.0       1.0
      43.0       7.8
      51.0       1.2
      65.0       1.3
      71.0       2.0
      77.0       2.2
      86.0       1.4
      91.0       2.2
     105.0       1.7
     115.0       3.8
     117.0       1.6
     119.0       1.0
     127.0       2.3
     128.0       9.0
     129.0       9.9
     130.0       1.6
     131.0       1.5
     141.0       3.7
     142.0       2.6
     143.0      13.8
     144.0      10.3
     145.0       2.0
     157.0       2.6
     158.0       8.9
     159.0       9.6
     160.0       1.2
     169.0       1.3
     170.0       1.9
     171.0       1.1
     172.0       8.5
     173.0       1.6
     185.0       1.5
     186.0       1.5
     187.0     100.0
     188.0      14.5
     189.0       1.1
     202.0       6.8
     203.0       1.1