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Molecule
3-Methylpicolinic Acid
CAS: 4021-07-2 · C7H7NO2
2D Structure
3D Structure
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Basic Information
- CAS Registry Number
- 4021-07-2
- Molecular Formula
- C7H7NO2
- Molecular Mass
- 137.14 g/mol
Identifiers
CAS Registry Number
4021-07-2
SMILES
Cc1cccnc1C(=O)O
InChI Key
LMHIBYREWJHKNZ-UHFFFAOYSA-N
InChI
InChI=1S/C7H7NO2/c1-5-3-2-4-8-6(5)7(9)10/h2-4H,1H3,(H,9,10)
Names and Synonyms
- 3-Methylpicolinic Acid Synonym
- 2-Pyridinecarboxylic acid, 3-methyl- Synonym
- Picolinic acid, 3-methyl- Synonym
- 3-Methyl-2-pyridinecarboxylic acid Synonym
- 3-Methyl-2-picolinic acid Synonym
- 3-Methylpicolinic acid Synonym
- NSC 109145 Synonym
- NSC 109148 Synonym
All Properties
Comprehensive physical and chemical properties
| Property | Value | Source |
|---|---|---|
| Molecular Mass | 137.14 g/mol | CAS Common Chemistry |
| 137.138 g/mol | RDKit | |
| Canonical SMILES | O=C(O)C1=NC=CC=C1C | CAS Common Chemistry |
| InChI | InChI=1S/C7H7NO2/c1-5-3-2-4-8-6(5)7(9)10/h2-4H,1H3,(H,9,10) | CAS Common Chemistry |
| InChI Key | InChIKey=LMHIBYREWJHKNZ-UHFFFAOYSA-N | CAS Common Chemistry |
| Melting Point | 118 °C | CAS Common Chemistry |
| Name | 3-Methylpicolinic acid | CAS Common Chemistry |
| Heavy Atom Count | 10 | RDKit |
| Hydrogen Bond Acceptors | 2 | RDKit |
| Hydrogen Bond Donors | 1 | RDKit |
| Rotatable Bonds | 1 | RDKit |
| Aromatic Ring Count | 1 | RDKit |
| Topological Polar Surface Area | 50.19 Ų | RDKit |
| 49.66 Ų | chempirical lib | |
| LogP | 1.08822 | RDKit |
| 1.0882 | RDKit | |
| Molar Refractivity | 35.933299999999996 cm³/mol | RDKit |
| Ring Count | 1 | RDKit |
| Formal Charge | 0 | RDKit |
| Fraction Csp3 | 0.1429 | RDKit |
| 0.14 | chempirical lib | |
| Exact Mass | 137.047678464 g/mol | RDKit |
Spectral Data
NMR, IR, and Mass spectral data
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.
External Resources
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MW = 137.14 g/mol. Edit any field — others recompute live.
Related
Related molecules
Other compounds with formula C7H7NO2.
