Butanoic acid, 3-(acetylamino)-4-(methylamino)-4-oxo-, (3S)-(33067-37-7) IR1

Mass

MS-IW-8789          
(S)-3-acetamido-N-methylsuccinamic acid
C7H12N2O4           (Mass of molecular ion:    188)

   Source Temperature: 180 °C
   Sample Temperature: 190 °C
   Direct, 75 eV

      14.0       1.5
      15.0       6.1
      17.0       3.4
      18.0      17.4
      26.0       5.0
      27.0       6.8
      28.0      23.1
      29.0       2.3
      30.0       8.4
      31.0       4.9
      32.0       2.5
      38.0       1.9
      39.0       3.7
      40.0       9.3
      41.0      20.0
      42.0      15.1
      43.0      81.2
      44.0      26.3
      45.0       1.5
      46.0       3.4
      53.0       1.4
      54.0       8.4
      55.0       5.2
      56.0       6.4
      57.0       2.3
      58.0      12.3
      59.0       2.9
      60.0       2.3
      67.0       2.3
      68.0       2.6
      69.0       2.1
      70.0      32.8
      71.0       2.3
      72.0       1.0
      73.0       1.0
      82.0       3.2
      83.0       3.3
      84.0       2.5
      85.0      16.3
      86.0       6.4
      87.0       4.3
      88.0     100.0
      89.0       4.4
     100.0       1.0
     101.0       1.2
     110.0       1.7
     111.0       9.7
     112.0       5.6
     113.0       5.0
     124.0       4.3
     125.0       1.5
     127.0       3.6
     128.0       6.2
     129.0       2.4
     130.0      30.8
     131.0      50.1
     132.0       3.2
     152.0       5.6
     170.0       7.8