Product NameD(+)-Ribonic acid gamma-lactone
CAS5336-08-3
Molecular FormulaC5H8O5
Molecular Weight148.11
InChIInChI=1/C5H8O5/c6-1-2-3(7)4(8)5(9)10-2/h2-4,6-8H,1H2/t2-,3-,4-/s3
InChIKey CUOKHACJLGPRHD-BQCUTMTINA-N
SmilesC1(O[C@H](CO)[C@@H](O)[C@H]1O)=O |&1:2,5,7,r|
Mass
MS-NW-6900 D-(+)-ribono-1,4-lactone C5H8O5 (Mass of molecular ion: 148)
Source Temperature: 250 °C Sample Temperature: 130 °C Direct, 75 eV
14.0 3.3 15.0 17.2 17.0 1.1 18.0 4.7 19.0 20.6 26.0 3.9 27.0 15.7 28.0 8.3 29.0 37.3 30.0 13.2 31.0 40.4 32.0 2.5 38.0 1.0 39.0 5.9 40.0 6.8 41.0 3.8 42.0 25.9 43.0 54.9 44.0 15.2 45.0 15.3 47.0 4.0 53.0 1.1 54.0 2.4 55.0 26.9 56.0 13.1 57.0 49.2 58.0 37.4 59.0 3.5 60.0 62.6 61.0 61.2 62.0 2.2 68.0 6.3 69.0 1.9 71.0 12.8 72.0 6.8 73.0 100.0 74.0 7.9 76.0 11.3 84.0 1.5 85.0 2.5 86.0 11.0 87.0 1.5 88.0 1.5 89.0 8.4 91.0 13.0 100.0 1.1 102.0 1.3 130.0 1.2
400 MHz in D2O
1H NMR | 399.65 MHz |
C5 H8 O5 | 0.046 g : 0.5 ml D2O |
D-(+)-ribono-1,4-lactone |
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Assign. Shift(ppm) |
Hz ppm Int.
1903.20 4.763 1000 1897.58 4.749 750 1838.01 4.600 290 1834.35 4.590 495 1830.69 4.581 308 1781.13 4.457 589 1780.64 4.456 635 1775.51 4.443 536 1775.02 4.442 587 1562.50 3.910 241 1559.20 3.902 263 1549.44 3.877 598 1546.14 3.869 569 1532.96 3.836 571 1528.81 3.826 569 1524.66 3.815 30 1519.90 3.804 257 1515.75 3.793 244
KBr disc
nujol mull
D(+)-Ribonic acid gamma-lactone(5336-08-3) 1H NMR Atlas of Related Products
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