Mass

MS-IW-1555          
N-acetyl-L-alanyl-L-alanyl-L-alanyl-L-alanine ethylamide
C16H29N5O5          (Mass of molecular ion:    371)

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

      17.0       1.5
      18.0       7.4
      27.0       1.7
      28.0       4.7
      29.0       2.9
      30.0       2.1
      41.0       2.3
      42.0       4.4
      43.0       7.2
      44.0     100.0
      45.0       3.9
      46.0       9.7
      55.0       3.5
      56.0       3.2
      57.0       3.3
      69.0       2.0
      70.0       3.9
      71.0       6.9
      72.0       3.0
      81.0       1.0
      83.0       1.3
      85.0       1.2
      86.0       9.1
      87.0       3.0
      89.0       1.7
      97.0       1.3
      99.0       7.4
     100.0       2.2
     101.0       2.0
     111.0       1.0
     113.0       1.8
     114.0      12.2
     115.0       2.4
     116.0       1.4
     117.0      12.0
     127.0       3.9
     141.0       2.4
     143.0       2.2
     149.0       1.7
     157.0       5.9
     158.0       4.6
     167.0       1.6
     172.0       4.7
     185.0      43.9
     186.0       4.5
     187.0       1.0
     198.0       1.8
     228.0       8.5
     229.0       4.4
     238.0       1.0
     243.0       4.7
     256.0      34.9
     257.0       4.7
     286.0       2.2
     299.0       4.5
     300.0       4.0