alpha,beta-Isopropylidene-L-glyceric acid methyl ester(60456-21-5) MS

Mass

MS-NW-7414          
methyl (S)-2,2-dimethyl-1,3-dioxolane-4-carboxylate
C7H12O4             (Mass of molecular ion:    160)

   Source Temperature: 220 °C
   Sample Temperature: 190 °C
   Reservoir, 75 eV

      15.0       4.7
      27.0       3.2
      28.0       1.7
      29.0       3.9
      31.0       3.7
      33.0       2.2
      39.0       4.2
      40.0       1.1
      41.0       9.5
      42.0       5.3
      43.0     100.0
      44.0       3.1
      45.0       1.7
      55.0       2.7
      57.0       1.1
      58.0       2.7
      59.0      11.9
      60.0       1.0
      61.0       9.8
      71.0       4.2
      72.0       4.3
      73.0      17.8
      74.0       1.0
      75.0       1.7
      83.0       2.7
      85.0       1.3
      90.0       4.1
     101.0      45.4
     102.0       2.9
     103.0       2.5
     117.0       4.0
     145.0      81.8
     146.0       6.1
     147.0       1.1