Mass

MS-NW-8763          
N-carbobenzyloxy-L-phenylalanyl chloromethyl ketone
C18H18ClNO3         (Mass of molecular ion:    331)

   Source Temperature: 200 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      17.0       6.1
      18.0      33.5
      28.0       2.0
      36.0       2.9
      38.0       1.0
      39.0       2.3
      43.0       6.0
      50.0       1.0
      51.0       2.7
      63.0       1.5
      65.0       6.1
      77.0       5.9
      78.0       1.4
      79.0       8.8
      89.0       2.6
      90.0       2.3
      91.0     100.0
      92.0       9.0
     107.0       6.0
     108.0       9.4
     116.0       2.1
     117.0       2.2
     118.0       1.7
     128.0       3.8
     129.0       1.0
     131.0       1.4
     143.0       1.6
     144.0       1.1
     145.0       1.0
     146.0       3.2
     180.0       1.9
     181.0       1.1
     186.0       2.3
     187.0       5.8
     188.0       2.7
     210.0      17.3
     211.0       2.9
     254.0      19.3
     255.0       3.6