1,4-Dibenzoylpiperazine(6091-41-4) IR1

Mass

MS-IW-5158          
1,4-dibenzoylpiperazine
C18H18N2O2          (Mass of molecular ion:    294)

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

      28.0       1.0
      42.0       1.0
      51.0       4.0
      55.0       1.1
      56.0       2.3
      69.0      13.6
      76.0       1.1
      77.0      28.2
      78.0       2.1
     104.0       1.0
     105.0     100.0
     106.0       8.0
     134.0       2.9
     146.0       1.0
     147.0       1.5
     148.0       3.3
     160.0       2.9
     161.0       1.5
     173.0       7.1
     174.0       1.0
     175.0       2.3
     189.0       5.9
     226.0       8.7
     227.0       1.4
     294.0       5.7
     295.0       1.1