Back to Search
Α-Ketoglutaric Acid
CAS: 328-50-7 | C5H6O5
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
328-50-7
Molecular Formula:
C5H6O5
Molecular Mass:
146.10 g/mol
Names and Synonyms:
Α-Ketoglutaric Acid
Pentanedioic acid, 2-oxo-
Glutaric acid, 2-oxo-
2-Oxopentanedioic acid
α-keto-Glutaric acid
α-Oxoglutaric acid
2-Oxoglutaric acid
2-Oxo-1,5-pentanedioic acid
2-Ketoglutaric acid
α-Ketoglutaric acid
α-Oxopentanedioic acid
NSC 17391
Identifiers:
SMILES:
O=C(O)CCC(=O)C(=O)O
InChI:
InChI=1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10)
Key Properties
Melting Point
115.5 °C
CAS Common Chemistry
Density
1.64 g/cm³
CAS Common Chemistry
Spectral Data
NMR, IR, and Mass spectral data
1H NMR
13C NMR
Predicting NMR spectra...
10 ppm
9
8
7
6
5
4
3
2
1
0 ppm
| Shift (ppm) | Multiplicity | Integration | Assignment |
|---|
200 ppm
180
160
140
120
100
80
60
40
20
0 ppm
| Shift (ppm) | DEPT | Assignment |
|---|
Note: These NMR spectra are predicted computationally and may differ from experimental data. Predictions are based on chemical environment analysis.
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 146.10 g/mol | CAS Common Chemistry |
| 146.098 g/mol | RDKit | |
| 146.021523292 g/mol | RDKit | |
| Density | 1.64 g/cm³ | CAS Common Chemistry |
| 1.64 g/cm3 | CAS Common Chemistry | |
| Wikipedia Url | https://en.wikipedia.org/wiki/%CE%91-Ketoglutaric_acid | CAS Common Chemistry |
| Canonical SMILES | O=C(O)C(=O)CCC(=O)O | CAS Common Chemistry |
| InChI | InChI=1S/C5H6O5/c6-3(5(9)10)1-2-4(7)8/h1-2H2,(H,7,8)(H,9,10) | CAS Common Chemistry |
| InChI Key | InChIKey=KPGXRSRHYNQIFN-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 115.5 °C | CAS Common Chemistry |
| Name | 2-Oxoglutaric acid | CAS Common Chemistry |
| α-Ketoglutaric acid | CAS Common Chemistry | |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 4 | RDKit |
| Aromatic Ring Count | 0 | RDKit |
| Topological Polar Surface Area | 91.67 Ų | RDKit |
| LogP | -0.49509999999999993 | RDKit |
| Molar Refractivity | 29.512599999999992 | RDKit |
