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L-GALACTONO-1,4-LACTONE

Product Name L-GALACTONO-1,4-LACTONE

CAS1668-08-2

MFC6H10O6

MW178.14

¹HNMR

IR1

IR2

Mass

MS-IW-8186          
L-galactono-gamma-lactone
C6H10O6             (Mass of molecular ion:    178)

   Source Temperature: 170 °C
   Sample Temperature: 180 °C
   Direct, 75 eV

      14.0       2.4
      15.0       7.2
      17.0       5.3
      18.0      25.1
      19.0       7.9
      25.0       1.0
      26.0       4.9
      27.0       7.2
      28.0      24.6
      29.0      19.9
      30.0       8.8
      31.0      20.0
      32.0       2.4
      37.0       1.0
      38.0       1.5
      39.0       6.6
      40.0       2.2
      41.0       5.0
      42.0      14.5
      43.0      41.1
      44.0      49.3
      45.0      11.6
      47.0       1.6
      50.0       1.6
      51.0       1.8
      52.0       1.8
      53.0       1.9
      54.0       3.5
      55.0       8.4
      56.0       5.8
      57.0      11.7
      58.0      12.5
      59.0       2.5
      60.0      29.3
      61.0      84.4
      62.0       3.2
      68.0       5.4
      69.0       5.4
      70.0       3.5
      71.0      23.4
      72.0      11.4
      73.0     100.0
      74.0       6.2
      75.0       1.6
      76.0       8.9
      80.0       2.7
      81.0       1.0
      82.0       1.1
      83.0       4.0
      84.0       2.8
      85.0      28.3
      86.0       4.8
      87.0       2.4
      89.0       6.8
      90.0       1.8
      91.0       5.5
      95.0       1.6
      96.0       2.5
      97.0       1.6
      98.0       2.0
      99.0       1.3
     100.0      22.4
     101.0       5.3
     102.0       1.7
     103.0      11.9
     112.0       1.2
     114.0       5.5
     115.0       1.1
     118.0      12.3
     119.0      10.9
     132.0       1.0
     133.0       5.5
     142.0       4.7
     147.0       9.8
     160.0       5.6
     179.0       1.4

400 MHz in DMSO-d6

¹H NMR	399.65 MHz
C₆ H₁₀ O₆	0.042 g : 0.5 ml DMSO-d₆
L-galactono-gamma-lactone

    Assign.     Shift(ppm)

      A             6.060
      B             5.784
      C             5.038
      D             4.785
      E             4.243
      F             4.13
      G             4.09
      J             3.601
      K     *1      3.42
      L     *1      3.39
     
     D-ISOMER : HSP-44-240

     Hz     ppm     Int.

   2425.54   6.070    975
   2418.82   6.053   1000
   2314.58   5.792    835
   2308.96   5.778    870
   2016.72   5.047    854
   2010.50   5.031    881
   1918.46   4.801    387
   1912.48   4.786    659
   1907.23   4.773    419
   1706.05   4.269    410
   1702.64   4.261     70
   1699.46   4.253    448
   1697.51   4.248    620
   1694.70   4.241     80
   1690.92   4.232    581
   1661.62   4.158    229
   1655.88   4.144    225
   1653.32   4.137    511
   1647.58   4.123    513
   1644.78   4.116    402
   1639.53   4.103    625
   1638.43   4.100    754
   1636.72   4.096    785
   1630.13   4.079    255
   1628.42   4.075    305
   1450.81   3.631    114
   1449.22   3.627    119
   1444.58   3.615    247
   1443.12   3.611    364
   1441.53   3.607    215
   1436.89   3.596    404
   1435.18   3.592    311
   1430.66   3.580    164
   1429.08   3.576    165
   1387.08   3.471    174
   1385.25   3.467    209
   1381.96   3.458    203
   1381.10   3.456    196
   1376.34   3.444    605
   1365.11   3.416    637
   1362.30   3.409    249
   1358.76   3.400    405
   1357.18   3.396    369
   1354.37   3.389    225
   1350.95   3.381    313
   1348.14   3.374    203
   1346.68   3.370    176
   1340.33   3.354    139

KBr disc

nujol mull

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