Avobenzone

Mass

MS2009-03966CW      
1-(p-tert-butylphenyl)-3-(p-methoxyphenyl)-1,3-propanedione
C20H22O3            (Mass of molecular ion:    310)

   Source Temperature: 245 °C
   Sample Temperature:  25 °C
   Direct, 70 eV

      18.0       3.3
      27.0       1.1
      28.0       1.0
      29.0       2.2
      39.0       3.7
      41.0       6.3
      50.0       1.6
      51.0       3.5
      52.0       1.1
      53.0       1.3
      55.0       1.1
      57.0       7.1
      63.0       3.8
      64.0       4.9
      65.0       4.1
      69.0      23.1
      75.0       1.4
      76.0       3.3
      77.0      24.0
      78.0       6.4
      79.0       3.0
      89.0       3.7
      90.0       4.1
      91.0      13.9
      92.0      12.1
      93.0       1.9
      94.0       2.2
     102.0       2.1
     103.0       5.0
     104.0       1.8
     105.0       3.5
     106.0       1.1
     107.0       8.5
     108.0      29.8
     109.0       8.0
     115.0      10.1
     116.0       3.0
     117.0      10.7
     118.0      10.6
     119.0       3.6
     119.5       4.1
     120.0       1.6
     121.0       4.0
     126.0       1.3
     127.0       1.1
     128.0       1.7
     129.0       1.1
     131.0       3.8
     132.0       3.2
     133.0       5.5
     133.5       4.2
     134.0       1.7
     135.0     100.0
     136.0       8.7
     141.0       1.6
     145.0       9.4
     146.0       5.2
     147.0       3.4
     147.5       4.6
     148.0       1.8
     159.0       3.2
     161.0      42.5
     162.0       5.2
     163.0       1.2
     165.0       1.4
     176.0       1.4
     177.0      13.8
     178.0       2.2
     187.0       6.4
     188.0       1.1
     197.0       1.1
     203.0       2.4
     211.0       1.2
     225.0       1.8
     239.0       1.4
     253.0      10.9
     254.0       2.1
     267.0       4.4
     268.0       1.0
     277.0       1.1
     279.0       2.0
     282.0       1.4
     283.0       1.0
     284.0       1.8
     293.0       2.1
     294.0       1.3
     295.0      40.9
     296.0       8.5
     297.0       1.1
     309.0      52.5
     310.0      83.2
     311.0      17.6
     312.0       2.4
     321.0       1.2
     335.0       1.1
     336.0       1.2