Erythorbic Acid

Mass

MS-NW-6170          
D-erythro-2-hexenoic acid gamma-lactone
C6H8O6              (Mass of molecular ion:    176)

   Source Temperature: 160 °C
   Sample Temperature: 150 °C
   Direct, 75 eV

      14.0       2.4
      15.0      12.3
      16.0       1.1
      17.0       3.4
      18.0      14.8
      19.0       5.6
      26.0       3.3
      27.0       7.1
      28.0       8.9
      29.0      27.6
      30.0       6.7
      31.0      21.2
      32.0       1.6
      37.0       1.0
      38.0       1.4
      39.0       5.4
      40.0       2.2
      41.0       3.9
      42.0      11.9
      43.0      40.9
      44.0      17.1
      45.0       7.4
      46.0       1.4
      47.0       1.1
      53.0       2.9
      54.0       5.7
      55.0      10.3
      56.0       5.7
      57.0       5.7
      58.0       9.0
      59.0      10.0
      60.0       4.3
      61.0      24.8
      68.0       3.5
      69.0       6.8
      70.0      14.7
      71.0      15.2
      72.0       5.3
      73.0       5.8
      74.0       2.6
      76.0       3.6
      83.0       1.2
      84.0       4.8
      85.0      13.4
      86.0       1.3
      87.0       8.3
      88.0       4.1
      89.0       1.9
      91.0       3.5
      98.0       1.5
      99.0       1.6
     100.0       7.9
     101.0       5.9
     102.0       2.2
     112.0       1.7
     113.0       1.1
     115.0       2.1
     116.0     100.0
     117.0       5.1
     118.0       1.6
     119.0      13.0
     127.0       1.2
     128.0       1.0
     145.0       2.1
     146.0       1.2
     176.0      12.9
     177.0       1.1

Assign. Shift(ppm) A *1 11.0 B *1 8.37 C *1 5.23 to 5.08 D 4.746 E 3.849 F *2 3.494 G *2 3.445 J(D,E)=2.4HZ J(E,F)=5.3HZ J(E,G)=6.2HZ J(F,G)=-11.0HZ 90MHZ : HSP-05-580

     Hz     ppm     Int.

   3345.72   8.372    120
   2089.20   5.228     56
   1897.97   4.750   1000
   1895.59   4.744    978
   1545.56   3.868    122
   1543.18   3.862    134
   1539.70   3.853    249
   1537.50   3.848    238
   1534.02   3.839    148
   1531.82   3.833    132
   1406.72   3.520    169
   1401.41   3.507    170
   1395.73   3.493    423
   1390.42   3.480    383
   1383.82   3.463    434
   1377.60   3.448    427
   1372.83   3.436    225
   1370.63   3.430     84
   1369.54   3.427     85
   1366.61   3.420    233
   1364.22   3.414    115
   1356.90   3.396    170
   1355.07   3.391    174
   1354.15   3.389    174
   1353.78   3.388    173
   1338.58   3.350     48
   1337.30   3.347     43
   1336.75   3.345     41
   1334.73   3.340     35
   1334.18   3.339     34