Product NameChelidonic acid
CAS99-32-1
Molecular FormulaC7H4O6
Molecular Weight184.1
InChI
InChIKey
Smiles
Mass
MS-KW-0494 4-oxo-4H-pyran-2,6-dicarboxylic acid C7H4O6 H2O (Mass of molecular ion: 184)
Source Temperature: 190 °C Sample Temperature: 210 °C Direct, 75 eV
14.0 1.5 16.0 1.2 17.0 1.3 18.0 6.3 25.0 1.8 26.0 5.4 28.0 25.4 29.0 2.6 37.0 2.4 38.0 3.4 39.0 4.1 40.0 1.9 41.0 13.6 42.0 8.4 43.0 1.0 44.0 56.7 45.0 6.6 49.0 1.2 50.0 2.7 52.0 1.1 53.0 15.7 54.0 1.9 55.0 1.4 66.0 2.2 68.0 2.6 69.0 100.0 70.0 8.7 71.0 8.2 95.0 4.5 96.0 3.5 111.0 1.2 112.0 4.2 128.0 4.1 139.0 13.4 140.0 9.2 156.0 28.9 157.0 2.0 167.0 2.0 184.0 32.3 185.0 2.9
400 MHz in DMSO-d6
1H NMR | 399.65 MHz |
C7 H4 O6 | 0.034 g : 0.5 ml DMSO-d6 |
4-oxo-4H-pyran-2,6-dicarboxylic acid |
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Assign. Shift(ppm) |
Hz ppm Int.
2783.20 6.965 1000
in DMSO-d6
KBr disc
nujol mull
Chelidonic acid(99-32-1) 13C NMR Atlas of Related Products
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