Cephalexin

Mass

MS-IW-3434          
cefalexin
C16H17N3O4S         (Mass of molecular ion:    347)

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

      12.0       1.0
      16.0       2.2
      17.0       1.1
      18.0       2.9
      27.0       2.5
      28.0      14.1
      29.0       3.6
      30.0       3.4
      32.0       5.6
      33.0       5.1
      34.0      13.0
      39.0       5.8
      40.0       1.7
      41.0       9.9
      42.0       3.3
      43.0       1.8
      44.0      89.5
      45.0       6.5
      46.0       3.5
      47.0       4.3
      50.0       1.7
      51.0       5.2
      52.0       2.2
      53.0       3.3
      54.0       3.3
      55.0      15.6
      56.0       5.4
      57.0       2.8
      59.0       1.9
      60.0       3.8
      63.0       1.8
      65.0       1.3
      67.0       1.5
      68.0       3.9
      69.0       3.0
      70.0       3.3
      71.0       2.2
      72.0       3.2
      73.0       4.6
      74.0       2.2
      75.0       1.1
      76.0       1.5
      77.0      12.9
      78.0       4.4
      79.0       8.6
      80.0       2.3
      81.0       1.5
      82.0       2.1
      85.0       2.4
      86.0       2.5
      87.0       5.7
      88.0       2.1
      89.0       6.6
      90.0       6.4
      91.0      10.9
      92.0       1.5
      93.0       1.1
      94.0       1.6
      95.0       2.9
      97.0       1.0
      99.0       3.1
     100.0       7.8
     101.0       3.3
     102.0       1.2
     103.0       2.1
     104.0      16.2
     105.0       7.9
     106.0      43.1
     107.0       5.2
     108.0       1.9
     109.0       1.2
     112.0       3.3
     113.0       1.8
     114.0       8.9
     115.0      12.4
     116.0       6.1
     117.0       2.8
     118.0      13.8
     119.0       1.9
     120.0       1.2
     122.0       1.4
     125.0       1.2
     126.0       2.4
     127.0       2.6
     128.0       1.9
     129.0       6.1
     130.0       1.6
     131.0       1.0
     132.0      11.1
     133.0       3.1
     134.0       1.0
     135.0       1.0
     137.0       1.1
     137.5       2.0
     138.0       1.2
     140.0       1.5
     141.0       5.8
     142.0       7.1
     143.0       5.4
     144.0       2.3
     145.0       1.1
     146.0       1.2
     147.0       2.0
     148.0       1.2
     149.0       1.2
     154.0       1.2
     155.0       1.2
     156.0      13.8
     157.0       2.5
     158.0       2.0
     160.0       1.4
     161.0       9.1
     162.0       1.2
     169.0       1.3
     170.0      12.1
     171.0       3.6
     172.0       1.5
     173.0       1.1
     176.0       5.6
     181.0       2.5
     186.0       1.6
     188.0       5.0
     189.0       9.5
     190.0       2.9
     191.0       1.2
     197.0       6.0
     198.0       4.2
     199.0       1.4
     200.0       5.8
     201.0       1.3
     202.0       1.2
     212.0      20.8
     213.0       3.0
     214.0       2.3
     215.0       2.1
     217.0       6.2
     218.0       1.4
     226.0       5.8
     227.0       1.3
     228.0       8.5
     229.0       2.5
     230.0       2.2
     231.0       1.1
     232.0       6.5
     233.0       2.6
     234.0       1.3
     241.0       2.9
     242.0       1.5
     256.0       3.4
     257.0       1.7
     259.0       1.2
     260.0       1.3
     261.0      15.6
     262.0       2.5
     270.0       1.3
     274.0       1.3
     285.0       4.4
     286.0       4.0
     288.0       1.3
     301.0       2.5
     302.0       3.0
     303.0     100.0
     304.0      19.1
     305.0       6.5
     306.0       1.0
     355.0       2.3