DMNQ

Mass

MS-IW-8392          
2,3-dimethoxy-1,4-naphthoquinone
C12H10O4            (Mass of molecular ion:    218)

   Source Temperature: 150 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      15.0       2.2
      28.0       1.5
      38.0       1.4
      39.0       1.0
      43.0       1.1
      50.0       8.8
      51.0       1.9
      52.0       3.6
      62.0       2.2
      63.0       1.7
      66.0       5.7
      69.0       1.1
      74.0       3.4
      75.0       5.1
      76.0      26.4
      77.0       6.9
      87.0       1.1
      88.0       3.5
      89.0       8.2
      90.0       1.0
      91.0       1.5
     101.0       1.9
     102.0       3.7
     103.0       1.8
     104.0      34.8
     105.0      16.6
     106.0       1.3
     117.0       1.6
     119.0       1.0
     129.0       3.0
     130.0       5.6
     131.0       2.1
     132.0       5.2
     133.0       1.9
     144.0       1.1
     145.0       1.0
     146.0       1.5
     147.0      16.2
     148.0       1.7
     149.0       1.0
     157.0       6.1
     158.0       2.2
     159.0       2.0
     160.0       1.4
     161.0       4.3
     172.0       1.2
     173.0      50.8
     174.0       5.9
     175.0      13.7
     176.0       1.7
     187.0       3.1
     188.0      10.8
     189.0      17.2
     190.0       3.1
     201.0       2.8
     203.0      84.8
     204.0      13.7
     205.0       2.3
     218.0     100.0
     219.0      14.6
     220.0       2.4