Product Name2-Ketoglutaric acid
CAS328-50-7
Molecular FormulaC5H6O5
Molecular Weight146.1
InChIInChI=1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
InChIKey KPGXRSRHYNQIFN-UHFFFAOYSA-N
SmilesC(O)(=O)C(=O)CCC(O)=O

Mass
MS-NW-0186 2-oxoglutaric acid C5H6O5 (Mass of molecular ion: 146)
Source Temperature: 195 °C Sample Temperature: 0 °C Direct, 75 eV
2.0 1.2
14.0 3.7
15.0 3.0
17.0 1.5
18.0 2.0
19.0 1.3
25.0 3.1
26.0 24.3
27.0 68.5
28.0 37.4
29.0 69.6
30.0 3.2
31.0 7.2
37.0 2.4
38.0 2.5
39.0 4.0
41.0 1.9
42.0 16.2
43.0 14.5
44.0 5.5
45.0 100.0
46.0 5.2
47.0 1.2
53.0 5.0
54.0 2.2
55.0 74.7
56.0 13.9
57.0 2.6
60.0 2.8
73.0 41.6
74.0 25.5
75.0 1.1
83.0 1.6
84.0 1.4
101.0 75.2
102.0 3.8
129.0 2.7
400 MHz in DMSO-d6

| 1H NMR | 399.65 MHz |
| C5 H6 O5 | 0.040 g : 0.5 ml DMSO-d6 |
| 2-oxoglutaric acid | |
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Assign. Shift(ppm) |
Hz ppm Int.
1206.30 3.019 557
1199.95 3.003 1000
1193.36 2.987 630
1018.31 2.549 23
1016.85 2.545 26
1014.89 2.540 51
1012.94 2.535 65
1001.46 2.506 730
994.87 2.490 989
988.53 2.474 550
in DMSO-d6

KBr disc

nujol mull


2-Ketoglutaric acid(328-50-7) Raman Atlas of Related Products
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