3-苯基-3,4-二氢异香豆素(2674-44-4)质谱(MS)

Mass

MS-IW-2577          
3-phenyl-3,4-dihydro-1H-2-benzopyran-1-one
C15H12O2            (Mass of molecular ion:    224)

   Source Temperature: 140 °C
   Sample Temperature: 110 °C
   Direct, 75 eV

      39.0       1.4
      51.0       2.1
      63.0       1.9
      77.0       3.4
      89.0       6.6
      90.0      22.9
      91.0       3.0
     105.0       1.8
     118.0     100.0
     119.0       9.4
     165.0       1.2
     178.0       3.1
     179.0       1.7
     224.0      13.5
     225.0       2.2