Chalcone alpha,beta-epoxide(5411-12-1) IR1

Mass

MS2017-05443CM      
2,3-epoxy-3-phenylpropiophenone
C15H12O2            (Mass of molecular ion:    224)

   Source Temperature: 250 °C
   Sample Temperature:  20 °C
   Direct, 70 eV

      39.0       4.6
      50.0       5.0
      51.0      21.5
      52.0       2.0
      62.0       2.2
      63.0       9.1
      64.0       4.3
      65.0       7.6
      69.0       2.3
      74.0       1.7
      75.0       2.0
      76.0       3.1
      77.0      61.4
      78.0       5.0
      89.0      14.0
      90.0      15.2
      91.0      12.7
      92.0       1.0
     102.0       1.3
     103.0       1.4
     105.0     100.0
     106.0       7.6
     118.0       2.3
     119.0       1.0
     147.0       1.0
     152.0       1.7
     165.0       3.0
     166.0       1.2
     167.0       4.1
     178.0       1.3
     179.0       1.1
     195.0       2.4
     196.0       1.0
     207.0       1.6
     208.0       1.5
     223.0       1.9
     224.0      17.0
     225.0       2.9