2-Hydroxynicotinic acid
Synonym(s):2-Hydroxynicotinic acid;2-Hydroxypyridine-3-carboxylic acid
- CAS NO.：609-71-2
- Empirical Formula: C6H5NO3
- Molecular Weight: 139.11
- MDL number: MFCD00010100
- EINECS: 210-198-2
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-05-20 15:44:43
What is 2-Hydroxynicotinic acid?
Chemical properties
White to light yellow powder
The Uses of 2-Hydroxynicotinic acid
2-Hydroxynicotinic acid is used in chemical synthesis. It is an important raw material and intermediate used in organic synthesis, pharmaceuticals agrochemicals and dyestuff fields.
Definition
ChEBI: 2-Hydroxynicotinic acid is a member of pyridines and an aromatic carboxylic acid. It is a derivative of nicotinic acid, was found to exist in four polymorphs. It is used as a growth factor in Erwinia amylovora growth (pear and apple blossoms).
Properties of 2-Hydroxynicotinic acid
| Melting point: | 258-261 °C(lit.) |
| Boiling point: | 255.04°C (rough estimate) |
| Density | 1.4429 (rough estimate) |
| refractive index | 1.5423 (estimate) |
| storage temp. | Inert atmosphere,Room Temperature |
| solubility | 0.1 M NaOH: 0.1 g/mL, clear |
| pka | 2.40±0.20(Predicted) |
| form | Powder |
| color | White to light yellow |
| BRN | 119028 |
| CAS DataBase Reference | 609-71-2(CAS DataBase Reference) |
Safety information for 2-Hydroxynicotinic acid
| Signal word | Warning |
| Pictogram(s) |
 Exclamation Mark Irritant GHS07 |
| GHS Hazard Statements |
H315:Skin corrosion/irritation H319:Serious eye damage/eye irritation H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P261:Avoid breathing dust/fume/gas/mist/vapours/spray. P304+P340:IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405:Store locked up. |
Computed Descriptors for 2-Hydroxynicotinic acid
| InChIKey | UEYQJQVBUVAELZ-UHFFFAOYSA-N |
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