5,7-DIHYDROXY-3-(P-HYDROXYPHENYL)-4-CHROMENONE

Mass

MS-IW-7977          
5,7-dihydroxy-3-(p-hydroxyphenyl)-4-chromenone
C15H10O5            (Mass of molecular ion:    270)

   Source Temperature: 180 °C
   Sample Temperature: 210 °C
   Direct, 75 eV

      18.0       5.4
      28.0       3.5
      39.0       1.2
      43.0       2.2
      45.0       1.0
      51.0       1.5
      60.0       1.1
      63.0       1.6
      69.0       4.3
      77.0       1.1
      78.0       1.1
      89.0       3.2
      90.0       1.1
      96.0       2.7
     108.0       1.1
     111.0       1.4
     112.0       1.6
     118.0      14.8
     119.0       4.4
     121.0       1.9
     123.0       1.9
     124.0       6.8
     126.0       4.1
     135.0       6.8
     135.5       1.1
     152.0      21.3
     153.0      43.1
     154.0       3.5
     213.0       1.1
     241.0       3.2
     242.0       1.6
     269.0      26.7
     270.0     100.0
     271.0      17.5
     272.0       2.4