Cyclobuta[b]quinoxaline, 1,2-bis(diphenylmethylene)-1,2-dihydro-(33176-25-9) IR1

Mass

MS-IW-8843          
1,2-bis(diphenylmethylene)-1,2-dihydrocyclobuta(b)quinoxaline
C36H24N2            (Mass of molecular ion:    484)

   Source Temperature: 190 °C
   Sample Temperature: 200 °C
   Direct, 75 eV

      77.0       1.8
     151.0       1.5
     152.0       1.7
     163.0       1.1
     165.0       3.5
     167.0       3.0
     175.0       1.6
     176.0       2.6
     177.0       1.8
     178.0       6.6
     179.0       1.2
     188.0       1.5
     188.5       1.3
     189.0       2.7
     189.5       1.4
     190.0       1.9
     195.0       1.4
     195.5       3.0
     196.0       1.3
     201.0       3.1
     201.5       2.7
     202.0      17.3
     202.5      10.6
     203.0      38.4
     203.5      12.5
     204.0       1.7
     214.0       1.4
     219.5       1.1
     220.0       1.6
     220.5       1.8
     221.0       1.4
     226.0       2.6
     226.5       2.1
     227.0       3.7
     228.0       1.6
     232.5       2.8
     233.0       3.8
     233.5       4.4
     234.0       3.6
     234.5       1.5
     239.0       3.4
     240.0       4.6
     241.0       4.1
     242.0       1.9
     276.0       2.9
     277.0       2.0
     278.0       1.8
     289.0       1.8
     301.0       1.3
     302.0       1.4
     303.0       1.4
     304.0       1.3
     305.0       2.6
     306.0       1.0
     317.0       1.5
     318.0       1.0
     319.0       1.5
     329.0       3.7
     330.0       2.4
     363.0       1.0
     365.0       2.2
     366.0       1.4
     377.0       1.1
     378.0       1.8
     379.0       1.6
     380.0       1.5
     390.0       1.0
     391.0       1.5
     392.0       2.1
     393.0       1.4
     403.0       4.6
     404.0       6.4
     405.0      25.2
     406.0      19.3
     407.0      34.8
     408.0      10.7
     409.0       1.8
     481.0       1.8
     483.0      84.0
     484.0     100.0
     485.0      33.4
     486.0       6.3