(+)-5,6-O-Isopropylidene-L-ascorbic acid

Mass

MS-IW-9295          
5,6-O-isopropylidene-L-ascorbic acid
C9H12O6             (Mass of molecular ion:    216)

   Source Temperature: 130 °C
   Sample Temperature: 120 °C
   Direct, 75 eV

      15.0       6.1
      18.0       4.3
      26.0       1.3
      27.0       4.8
      28.0       9.6
      29.0      12.3
      30.0       1.8
      31.0       8.0
      39.0       6.2
      40.0       2.2
      41.0      10.9
      42.0       7.3
      43.0     100.0
      44.0       8.7
      45.0       2.8
      53.0       1.1
      54.0       1.5
      55.0       6.4
      56.0       2.7
      57.0       6.7
      58.0       4.9
      59.0      57.3
      60.0       2.5
      61.0       9.9
      67.0       1.1
      68.0       2.7
      69.0       2.3
      70.0       1.1
      71.0       2.3
      72.0       5.8
      73.0       9.8
      74.0       2.4
      83.0       3.6
      84.0       3.0
      85.0      12.0
      87.0       3.4
      95.0       1.3
     100.0       1.2
     101.0      59.7
     102.0       4.2
     103.0       2.1
     112.0       1.0
     113.0       7.2
     115.0       1.4
     116.0       6.9
     129.0       4.6
     130.0       1.0
     141.0      16.8
     142.0       1.3
     158.0       2.9
     159.0       2.7
     201.0      21.7
     202.0       2.1
     216.0       9.8
     217.0       1.2