L-(-)-MANNOSE

Mass

MS-NW-7648          
L-(-)-mannose
C6H12O6             (Mass of molecular ion:    180)

   Source Temperature: 210 °C
   Sample Temperature: 170 °C
   Direct, 75 eV

      13.0       1.3
      14.0       5.6
      15.0      24.6
      17.0       3.7
      18.0      13.3
      19.0      13.6
      25.0       1.1
      26.0       5.6
      27.0      14.9
      28.0      10.0
      29.0      56.7
      30.0      12.2
      31.0     100.0
      32.0      16.5
      33.0       3.1
      38.0       1.1
      39.0       5.2
      40.0       1.1
      41.0       6.5
      42.0      29.4
      43.0      73.0
      44.0      24.6
      45.0      16.9
      47.0       5.2
      49.0       2.1
      53.0       1.3
      54.0       2.2
      55.0      14.3
      56.0      16.4
      57.0      21.9
      58.0       3.5
      59.0       3.6
      60.0      71.5
      61.0      50.7
      62.0       3.0
      68.0       2.1
      69.0       5.5
      70.0       2.8
      71.0      23.0
      72.0      21.9
      73.0      81.8
      74.0       9.9
      75.0       1.4
      77.0       1.8
      84.0       1.5
      85.0       8.3
      86.0       5.2
      87.0       2.0
      89.0       3.0
      90.0       3.4
      91.0       4.5
      97.0       3.0
      98.0       2.1
     101.0       3.6
     102.0       4.7
     103.0      10.6
     104.0       1.0
     113.0       1.6
     115.0       1.2
     119.0       2.7
     131.0       4.0
     133.0       1.5
     149.0       2.1

Assign. Shift(ppm) A 6.24 B 6.16 C 4.878 D 4.684 E *1 4.63 F *1 4.53 G *1 4.51 J *1 4.43 K 4.34 L 3.66 M 3.62 N *2 3.54 to 3.48 P *2 3.44 to 3.36 Q 3.27 R 3.02 mixture of anomers H2O peak at 3.4 ppm removed

     Hz     ppm     Int.

   2496.34   6.247   1000
   2492.07   6.236    996
   2464.23   6.166    279
   2456.05   6.146    286
   1951.66   4.884    697
   1950.56   4.881    671
   1947.39   4.873    700
   1946.41   4.871    638
   1874.02   4.690    242
   1871.70   4.684    195
   1869.87   4.679    239
   1852.29   4.635    811
   1846.80   4.622    830
   1823.00   4.562    317
   1822.27   4.560    320
   1814.82   4.542    477
   1813.96   4.539    494
   1812.13   4.535    324
   1811.28   4.533    325
   1808.72   4.526    770
   1804.44   4.516    744
   1781.74   4.459    185
   1776.49   4.446    875
   1770.51   4.431    946
   1764.65   4.416    336
   1742.68   4.361    354
   1736.94   4.347    715
   1731.20   4.332    369
   1479.25   3.702    105
   1477.05   3.696    113
   1473.75   3.688    112
   1471.56   3.683    121
   1467.65   3.673    144
   1465.33   3.667    146
   1462.04   3.659    181
   1459.96   3.654    364
   1458.37   3.650    305
   1454.71   3.640    271
   1452.76   3.636    289
   1448.97   3.626    366
   1447.39   3.622    330
   1443.60   3.613    336
   1441.65   3.608    321
   1422.36   3.560    232
   1421.39   3.557    222
   1417.97   3.549    459
   1413.45   3.537    969
   1410.52   3.530    854
   1408.69   3.525    877
   1405.03   3.516    764
   1402.10   3.509    630
   1399.29   3.502    603
   1395.14   3.491    614
   1393.31   3.487    559
   1390.14   3.479    448
   1384.16   3.464    536
   1379.03   3.451    416
   1373.17   3.436    493
   1370.48   3.430    351
   1366.09   3.419    766
   1362.30   3.409    728
   1354.49   3.390    473
   1351.68   3.383    261
   1349.00   3.376    377
   1345.34   3.367    411
   1339.97   3.353    398
   1336.18   3.344    209
   1330.69   3.330    173
   1309.57   3.277    198
   1305.05   3.266    333
   1304.57   3.265    333
   1303.96   3.263    331
   1302.00   3.258    300
   1301.51   3.257    297
   1300.90   3.256    299
   1300.42   3.254    302
   1210.08   3.028    105
   1205.81   3.018    131
   1203.37   3.012    149
   1201.66   3.007    109
   1200.93   3.005    119