DL-Methionine

Mass

MS-NW-1941          
DL-methionine
C5H11NO2S           (Mass of molecular ion:    149)

   Source Temperature: 220 °C
   Sample Temperature: 200 °C
   Direct, 75 eV

      15.0       3.2
      17.0       1.2
      18.0       5.6
      26.0       2.5
      27.0      12.7
      28.0      37.9
      29.0       9.1
      30.0      10.8
      35.0       8.8
      39.0       3.5
      41.0      13.1
      42.0      10.2
      43.0       5.7
      44.0       5.1
      45.0      14.3
      46.0       5.7
      47.0      18.8
      48.0       8.5
      49.0       4.8
      52.0       2.3
      53.0       1.3
      54.0       6.9
      55.0      26.5
      56.0      60.0
      57.0      12.0
      58.0       1.8
      59.0       4.5
      60.0       1.9
      61.0     100.0
      62.0       4.4
      63.0       4.5
      70.0       1.9
      73.0       1.3
      74.0      25.3
      75.0      35.6
      76.0       1.9
      77.0       1.6
      83.0      21.9
      84.0       2.3
      85.0       1.5
      86.0       2.2
      87.0       9.6
      88.0       8.9
      89.0       1.0
      99.0       1.2
     101.0      22.3
     102.0       2.6
     104.0      15.5
     114.0       6.6
     116.0      13.2
     117.0       1.3
     131.0      41.5
     132.0       6.2
     133.0       2.3
     149.0      13.7
     150.0       1.1

Assign. Shift(ppm) B 3.861 C 2.64 D 2.23 to 2.090 E 2.140 THE SOLVENT SIGNAL REMOVED.

     Hz     ppm     Int.

    346.19   3.866     89
    345.75   3.861     82
    340.00   3.797     69
    246.19   2.749     56
    237.94   2.657    159
    230.81   2.578    130
    203.94   2.278     75
    198.50   2.217     95
    196.81   2.198    107
    191.69   2.141   1000
    188.25   2.102     80