Mass

MS-IW-6726          
3-oxo-5-(3,4,5-trimethoxyphenyl)valeronitrile
C14H17NO4           (Mass of molecular ion:    263)

   Source Temperature: 160 °C
   Sample Temperature: 140 °C
   Direct, 75 eV

      18.0       2.0
      39.0       1.1
      51.0       1.1
      53.0       1.1
      55.0       1.0
      65.0       2.0
      66.0       1.3
      68.0       1.2
      77.0       2.7
      78.0       1.5
      79.0       1.6
      90.0       1.2
      91.0       2.0
      97.5       3.0
     105.0       1.3
     107.0       1.1
     109.0       1.1
     119.0       1.1
     120.0       1.2
     121.0       2.0
     135.0       1.9
     136.0       2.2
     137.0       6.5
     138.0       1.5
     148.0       4.1
     149.0       2.6
     151.0       2.5
     152.0       3.7
     164.0       1.5
     165.0       4.1
     166.0       3.5
     179.0       3.2
     180.0      13.8
     181.0     100.0
     182.0      11.1
     183.0       1.1
     195.0      13.7
     196.0       1.6
     220.0       1.8
     248.0      18.7
     249.0       2.8
     263.0      82.2
     264.0      13.0
     265.0       1.6