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5-Hydroxypyrazine-2-Carboxylic Acid
CAS: 34604-60-9 | C5H4N2O3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
34604-60-9
Molecular Formula:
C5H4N2O3
Molecular Weight:
140.09799999999998 g/mol
Names and Synonyms:
5-Hydroxypyrazine-2-Carboxylic Acid
5-Hydroxypyrazine-2-carboxylic acid
2-Pyrazinecarboxylic acid, 4,5-dihydro-5-oxo-
Pyrazinecarboxylic acid, 4,5-dihydro-5-oxo-
Pyrazinecarboxylic acid, 5-hydroxy-
4,5-Dihydro-5-oxo-2-pyrazinecarboxylic acid
5-Hydroxypyrazinoic acid
5-Oxo-4,5-dihydropyrazine-2-carboxylic acid
Identifiers:
SMILES:
O=C(O)c1c[nH]c(=O)cn1
InChI:
InChI=1S/C5H4N2O3/c8-4-2-6-3(1-7-4)5(9)10/h1-2H,(H,7,8)(H,9,10)
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
Physical Properties
| Property | Value | Source |
|---|---|---|
| molecular_mass | 140.10 g/mol | Legacy Database |
| cas-canonical-smile | O=C(O)C=1N=CC(=O)NC1 None | Legacy Database |
| cas-inchi | InChI=1S/C5H4N2O3/c8-4-2-6-3(1-7-4)5(9)10/h1-2H,(H,7,8)(H,9,10) None | Legacy Database |
| cas-inchi-key | InChIKey=CGQFCIHUUCMACC-UHFFFAOYSA-N None | Legacy Database |
| cas-melting-point | 300 °C None | Legacy Database |
| cas-name | 5-Hydroxypyrazine-2-carboxylic acid None | Legacy Database |
| LogP | -0.5319 | RDKit |
Molecular
| Property | Value | Source |
|---|---|---|
| Molecular Weight | 140.09799999999998 g/mol | RDKit |
Exact
| Property | Value | Source |
|---|---|---|
| Exact Molecular Weight | 140.022191988 g/mol | RDKit |
Heavy
| Property | Value | Source |
|---|---|---|
| Heavy Atom Count | 10 count | RDKit |
Hydrogen
| Property | Value | Source |
|---|---|---|
| Hydrogen Bond Acceptors | 3 count | RDKit |
| Hydrogen Bond Donors | 2 count | RDKit |
Rotatable
| Property | Value | Source |
|---|---|---|
| Rotatable Bonds | 1 count | RDKit |
Aromatic
| Property | Value | Source |
|---|---|---|
| Aromatic Ring Count | 1 count | RDKit |
Topological
| Property | Value | Source |
|---|---|---|
| Topological Polar Surface Area | 83.05 Ų | RDKit |
Molar
| Property | Value | Source |
|---|---|---|
| Molar Refractivity | 31.816999999999997 | RDKit |
