dimethyl 3,3'-(2,2'-biphenylylene)bis(2-propenoate)

Mass

MS2006-03338WA      
dimethyl 3,3'-(2,2'-biphenylylene)bis(2-propenoate)
C20H18O4            (Mass of molecular ion:    322)

   Source Temperature: 250 °C
   Sample Temperature:  50 °C
   Direct, 70 eV

      15.0       1.5
      59.0       2.0
      76.0       1.5
      88.0       1.9
      89.0       3.3
     100.0       1.3
     101.0       7.8
     101.5       1.9
     130.0       2.3
     139.0       1.0
     150.0       1.6
     151.0       2.5
     152.0       2.7
     163.0       1.2
     165.0       3.9
     175.0       1.0
     176.0       5.4
     177.0       3.5
     178.0      18.3
     179.0       3.3
     189.0       9.7
     190.0       3.0
     191.0       3.4
     200.0       4.6
     201.0       6.3
     202.0      47.3
     203.0     100.0
     204.0      19.8
     205.0       4.1
     206.0       1.1
     217.0       1.1
     218.0       1.4
     219.0       1.0
     221.0       2.3
     229.0       1.5
     230.0       5.1
     231.0      33.2
     232.0       6.8
     233.0       1.1
     249.0       2.2
     259.0       1.8
     262.0      13.8
     263.0       4.6
     275.0       1.8
     290.0       1.0
     291.0       3.7
     322.0       1.6