ETHOTOIN (86-35-1) IR1

Mass

MS-IW-4274          
3-ethyl-5-phenyl-2,4-imidazolidinedione
C11H12N2O2          (Mass of molecular ion:    204)

   Source Temperature: 180 °C
   Sample Temperature: 130 °C
   Direct, 75 eV

      28.0       3.2
      29.0       1.2
      39.0       1.1
      44.0       2.5
      50.0       1.2
      51.0       4.0
      52.0       1.4
      56.0       1.1
      63.0       1.1
      70.0       2.9
      72.0      11.2
      76.0       1.0
      77.0      10.9
      78.0       8.4
      79.0       1.2
      89.0       2.3
      90.0       1.6
      91.0       1.8
     104.0      54.3
     105.0      73.7
     106.0       6.8
     118.0       2.5
     132.0       5.7
     133.0      21.9
     134.0       2.0
     161.0       3.3
     175.0       1.6
     176.0       4.3
     204.0     100.0
     205.0      13.6
     206.0       1.2