4-(4-NITROPHENYL)-3-BUTEN-2-ONE(3490-37-7) IR1

Mass

MS-IW-5377          
4-(p-nitrophenyl)-3-buten-2-one
C10H9NO3            (Mass of molecular ion:    191)

   Source Temperature: 130 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      28.0       1.3
      30.0       1.8
      39.0       1.9
      43.0      21.2
      50.0       4.9
      51.0       6.5
      52.0       1.9
      62.0       1.2
      63.0       3.6
      65.0       1.1
      74.0       2.8
      75.0       3.9
      76.0       7.9
      77.0       2.0
      89.0       3.1
      90.0       8.4
      91.0       1.9
      92.0       2.9
     101.0       2.1
     102.0      21.4
     103.0       2.5
     115.0       3.7
     116.0       1.2
     118.0      10.1
     119.0       1.1
     129.0       3.9
     130.0      38.4
     131.0       4.2
     144.0      11.2
     145.0       3.3
     146.0       4.8
     148.0       2.8
     159.0       2.9
     160.0       1.2
     174.0      47.1
     175.0       5.9
     176.0     100.0
     177.0      10.6
     178.0       1.1
     190.0       4.1
     191.0      35.3
     192.0       4.3