2-hydroxyjuglone(4923-55-1) MS

Mass

MS2003-01555WA      
2,5-dihydroxy-1,4-naphthoquinone
C10H6O4             (Mass of molecular ion:    190)

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

      37.0       1.2
      38.0       2.0
      39.0       3.5
      41.0       1.0
      42.0       1.2
      44.0       1.3
      50.0       2.4
      51.0       5.1
      52.0       1.4
      53.0       2.9
      58.0       1.3
      61.0       2.0
      62.0       4.8
      63.0       8.3
      64.0       4.3
      65.0       4.7
      66.0       1.5
      67.0       4.6
      69.0       5.6
      74.0       2.2
      75.0       1.9
      76.0       1.4
      77.0       3.8
      78.0       3.5
      87.0       1.2
      88.0       2.3
      89.0       2.3
      91.0       2.0
      92.0      10.5
      93.0       9.1
     105.0       5.9
     106.0       3.1
     116.0       3.1
     119.0       1.6
     120.0       9.7
     121.0      49.0
     122.0       3.8
     133.0       1.2
     134.0      16.4
     135.0       1.5
     144.0       1.9
     145.0       1.5
     161.0       1.3
     162.0      20.6
     163.0       2.1
     189.0       1.6
     190.0     100.0
     191.0      10.9
     192.0       1.4
     196.0       1.2
     224.0       3.0
     226.0       1.0