Q186 4-(BIS(ETHOXYCARBONYL)METHYL)-1,2-NAPHTHOQUINONE

Mass

MS-IW-8268          
diethyl (3,4-dioxo-3,4-dihydro-1-naphthyl)malonate
C17H16O6            (Mass of molecular ion:    316)

   Source Temperature: 150 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      17.0       1.8
      18.0       8.6
      26.0       1.8
      27.0       7.9
      28.0       5.6
      29.0      27.1
      30.0       1.1
      31.0      13.6
      39.0       1.7
      43.0       2.4
      44.0       7.6
      45.0       9.4
      46.0       4.2
      50.0       1.1
      51.0       1.9
      57.0       1.0
      62.0       1.7
      63.0       4.9
      64.0       1.2
      65.0       1.3
      71.0       1.3
      74.0       2.1
      75.0       3.3
      76.0       2.5
      77.0       4.4
      86.0       1.5
      87.0       2.6
      88.0       4.5
      89.0       3.5
     101.0       3.5
     102.0       7.9
     103.0       5.5
     104.0       1.1
     105.0       2.1
     113.0       9.9
     114.0      13.8
     115.0      15.2
     116.0       2.4
     118.0       1.1
     125.0       2.0
     126.0       1.1
     128.0       2.3
     129.0       5.3
     130.0       6.2
     131.0       6.2
     132.0       1.2
     141.0       3.5
     142.0       8.1
     143.0       5.2
     144.0      10.8
     145.0       2.0
     146.0       6.4
     147.0       2.6
     153.0       1.1
     157.0       6.2
     158.0       9.4
     159.0       6.8
     160.0       7.4
     169.0       1.4
     170.0      19.3
     171.0      22.5
     172.0       7.4
     173.0       1.8
     174.0       9.2
     175.0       3.3
     185.0       6.9
     186.0      31.7
     187.0      11.4
     188.0      10.1
     189.0       1.4
     196.0       3.8
     197.0       8.4
     198.0      10.4
     199.0      10.1
     200.0       1.7
     203.0       1.6
     213.0      12.6
     214.0      35.6
     215.0      31.3
     216.0      12.6
     217.0       1.9
     225.0       4.1
     226.0       3.1
     227.0       1.0
     231.0       1.1
     241.0       6.9
     242.0     100.0
     243.0      25.3
     244.0       8.6
     245.0       2.4
     259.0       1.7
     260.0       1.9
     270.0       1.9
     271.0      33.3
     272.0       6.0
     287.0       1.2
     288.0      23.8
     289.0       4.1
     316.0      65.8
     317.0      13.4
     318.0       3.0
     344.0       1.6