Mass

MS-IW-9699          
DL-2-acetamido-2-methyl-3-butenoic acid
C7H11NO3            (Mass of molecular ion:    157)

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

      15.0       4.7
      18.0       3.9
      26.0       1.0
      27.0       6.2
      28.0       5.8
      29.0       1.0
      30.0       5.9
      39.0       5.2
      40.0       2.2
      41.0       6.9
      42.0      16.5
      43.0      45.5
      44.0       2.8
      45.0       1.5
      51.0       1.2
      52.0       1.2
      53.0       4.4
      54.0      10.0
      55.0       2.0
      56.0       2.5
      60.0       1.8
      68.0       2.6
      69.0       3.8
      70.0     100.0
      71.0      15.3
      72.0       1.0
      82.0       2.0
      88.0       3.2
      95.0       1.7
      97.0       2.1
      98.0       2.9
      99.0       1.2
     100.0       5.4
     111.0       1.7
     112.0      46.4
     113.0       4.7
     114.0       1.5
     139.0       1.6
     157.0       1.2