Back to Search
2-Hydroxynicotinic Acid
CAS: 609-71-2 | C6H5NO3
2D Structure
3D Structure
Loading 3D structure...
Basic Information
CAS Registry Number:
609-71-2
Molecular Formula:
C6H5NO3
Molecular Mass:
139.11 g/mol
Names and Synonyms:
2-Hydroxynicotinic Acid
3-Pyridinecarboxylic acid, 1,2-dihydro-2-oxo-
Nicotinic acid, 1,2-dihydro-2-oxo-
1,2-Dihydro-2-oxo-3-pyridinecarboxylic acid
2-Hydroxynicotinic acid
2-Hydroxypyridine-3-carboxylic acid
3-Carboxy-2-pyridone
1,2-Dihydro-2-oxonicotinic acid
2-Hydroxy-3-carboxypyridine
NSC 226152
2-Oxo-1,2-dihydropyridine-3-carboxylic acid
2-Oxopyridine-3-carboxylic acid
2-Oxo-1H-pyridine-3-carboxylic acid
Identifiers:
SMILES:
O=C(O)c1cccnc1O
InChI:
InChI=1S/C6H5NO3/c8-5-4(6(9)10)2-1-3-7-5/h1-3H,(H,7,8)(H,9,10)
Key Properties
Melting Point
247-249 °C (decomp)
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 | 139.11 g/mol | CAS Common Chemistry |
| 139.10999999999999 g/mol | RDKit | |
| 139.02694302 g/mol | RDKit | |
| Canonical SMILES | O=C(O)C1=CC=CNC1=O | CAS Common Chemistry |
| InChI | InChI=1S/C6H5NO3/c8-5-4(6(9)10)2-1-3-7-5/h1-3H,(H,7,8)(H,9,10) | CAS Common Chemistry |
| InChI Key | InChIKey=UEYQJQVBUVAELZ-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 247-249 °C (decomp) | CAS Common Chemistry |
| Name | 2-Hydroxynicotinic acid | CAS Common Chemistry |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 3 | RDKit |
| Hydrogen Bond Donors | 2 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 70.42 Ų | RDKit |
| LogP | 0.4853999999999999 | RDKit |
| Molar Refractivity | 32.86109999999999 | RDKit |
