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MassMS-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
400 MHz in DMSO-d6
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1H NMR 399.65 MHz C6 H12 O6 0.032 g : 0.5 ml DMSO-d6 L-(-)-mannose 
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
KBr disc
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