Mass

MS-IW-5673          
6,7,8-trimethoxy-1,2,5,10,11,11a-hexahydrodibenzo(a,d)cyclohepten-3-one
C18H22O4            (Mass of molecular ion:    302)

   Source Temperature: 170 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      28.0       1.2
      39.0       1.1
      51.0       1.1
      55.0       2.3
      65.0       1.3
      77.0       2.3
      78.0       1.0
      79.0       1.5
      91.0       2.7
     105.0       1.2
     107.0       1.7
     108.0       2.0
     115.0       3.8
     115.5       1.3
     116.0       2.0
     117.0       1.2
     121.0       1.0
     122.0       1.0
     123.0       2.3
     127.0       1.1
     128.0       2.4
     129.0       2.2
     129.5       1.4
     130.0       1.0
     131.0       1.2
     137.0       2.2
     141.0       1.8
     145.0       1.7
     151.0       2.4
     153.0       1.4
     155.0       1.0
     157.0       1.4
     159.0       1.0
     165.0       1.3
     166.0       1.4
     167.0       1.6
     169.0       1.2
     171.0       1.6
     173.0       2.0
     175.0       1.1
     177.0       1.0
     179.0       1.7
     181.0      76.7
     182.0       8.8
     183.0       1.8
     184.0       1.2
     185.0       1.7
     187.0       1.2
     188.0       1.6
     189.0       1.5
     191.0       1.2
     194.0       1.6
     195.0       3.2
     196.0       1.0
     197.0       1.0
     199.0       2.0
     200.0       1.1
     201.0       2.5
     202.0       1.0
     203.0       1.7
     205.0       1.2
     207.0       1.0
     208.0       1.0
     212.0       1.5
     213.0       1.8
     214.0       1.3
     215.0       2.6
     216.0       1.4
     217.0       1.9
     218.0       1.2
     219.0       4.3
     227.0       2.3
     228.0       2.3
     229.0       1.8
     231.0       4.6
     232.0       1.4
     233.0       1.6
     243.0       6.8
     244.0       2.5
     245.0       2.7
     246.0       5.1
     247.0       1.7
     253.0       1.6
     258.0       1.2
     259.0       7.0
     260.0       1.4
     271.0      17.1
     272.0       3.7
     273.0       2.2
     274.0       3.0
     287.0      14.0
     288.0       2.6
     301.0       1.3
     302.0     100.0
     303.0      19.9
     304.0       2.7
     320.0       2.0