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MassMS-IW-4308 D-xylose C5H10O5 (Mass of molecular ion: 150)
Source Temperature: 170 °C Sample Temperature: 140 °C Direct, 75 eV
14.0 3.2 15.0 16.8 17.0 4.4 18.0 24.7 19.0 8.7 26.0 2.5 27.0 6.5 28.0 12.4 29.0 40.2 30.0 15.2 31.0 79.8 32.0 50.5 33.0 5.8 39.0 2.2 40.0 1.9 41.0 3.6 42.0 24.6 43.0 64.5 44.0 17.7 45.0 10.1 47.0 3.7 54.0 1.4 55.0 7.2 56.0 5.6 57.0 15.7 58.0 5.0 59.0 1.9 60.0 82.6 61.0 53.2 62.0 2.8 68.0 2.7 69.0 3.3 71.0 15.5 72.0 26.9 73.0 100.0 74.0 8.8 75.0 1.1 85.0 4.1 86.0 6.3 89.0 1.6 90.0 2.8 91.0 5.5 101.0 3.7 102.0 1.8 103.0 4.3 114.0 1.2 119.0 3.1 133.0 1.6
400 MHz in D2O
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1H NMR 399.65 MHz C5 H10 O5 0.040 g : 0.5 ml D2O D-xylose 
Assign. Shift(ppm)
A 5.197 B 4.579 C 3.929 D 3.69 to 3.63 J 3.61 K 3.524 L 3.431 M 3.324 N 3.228 MIXTURE OF ANOMERS. THE SOLVENT PEAK REMOVED. PARTIALLY ASSIGNED BY H-H COSY.
Hz ppm Int.2078.98 5.203 504 2075.32 5.193 515 1833.98 4.589 601 1826.05 4.570 625 1579.22 3.952 222 1573.73 3.938 245 1567.75 3.923 252 1562.26 3.910 266 1480.71 3.706 303 1479.25 3.702 404 1472.17 3.684 1000 1464.84 3.666 351 1462.28 3.659 166 1455.69 3.643 404 1453.00 3.636 370 1452.27 3.634 329 1451.66 3.633 318 1447.63 3.623 212 1445.80 3.618 306 1444.21 3.614 227 1442.50 3.610 249 1437.01 3.596 334 1414.43 3.540 298 1410.64 3.530 300 1404.91 3.516 212 1401.25 3.507 212 1380.74 3.455 279 1371.46 3.432 540 1362.30 3.409 283 1339.23 3.352 328 1328.49 3.325 341 1327.64 3.323 372 1317.02 3.296 263 1298.46 3.249 394 1290.53 3.230 414 1289.06 3.226 359 1281.13 3.206 313
KBr disc
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