Torsemide Impurity 19

Mass

MS-IW-2898          
methyl isopropylcarbamate
C5H11NO2            (Mass of molecular ion:    117)

   Source Temperature: 220 °C
   Sample Temperature: 160 °C
   Reservoir, 75 eV

      15.0       5.9
      27.0       4.3
      28.0       5.6
      29.0       3.1
      30.0      10.4
      31.0       1.6
      33.0       1.3
      39.0       3.5
      40.0       1.5
      41.0      10.2
      42.0      11.8
      43.0      28.4
      44.0       3.3
      45.0       1.5
      56.0       5.9
      57.0       2.5
      58.0      37.8
      59.0      20.0
      70.0       7.4
      72.0       1.2
      76.0       1.0
      86.0       6.6
     102.0     100.0
     103.0       5.1
     116.0       1.0
     117.0       2.1