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| CAS No.: | 824-40-8 |
|---|---|
| Name: | PICOLINIC ACID N-OXIDE |
| Article Data: | 40 |
| Molecular Structure: | |
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| Formula: | C6H5NO3 |
| Molecular Weight: | 139.111 |
| Synonyms: | Picolinicacid, 1-oxide (6CI,7CI,8CI);1-Oxopicolinic acid;2-Carboxylicacid-pyridine-1-oxide;2-Carboxypyridine N-oxide;NSC 27961;Picolinic acidN-oxide;Pyridine-2-carboxylic acid N-oxide; |
| EINECS: | 212-528-0 |
| Density: | 1.4429 (rough estimate) |
| Melting Point: | 162 °C (dec.)(lit.) |
| Boiling Point: | 469°C at 760 mmHg |
| Flash Point: | 237.4°C |
| Appearance: | White to light beige crystals |
| Hazard Symbols: |
 Xi
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| Risk Codes: | 36/37/38 |
| Safety: | 26-36 |
| PSA: | 62.76000 |
| LogP: | 0.81330 |
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- Total:17 Page 1 of 1 1
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Specification
The 2-Pyridinecarboxylicacid, 1-oxide is an organic compound with the formula C6H5NO3. The IUPAC name of this chemical is 1-Oxidopyridin-1-ium-2-carboxylic acid. The CAS registry number of this chemical is 824-40-8. The product's categories are Pharmacetical; Heterocyclic Compounds; C6; Heterocyclic Building Blocks; Pyridines. Besides, it should be stored in a dry, well-ventilated, lightproof place. It is white to light beige crystals.
Preparation: 2-Pyridinecarboxylicacid, 1-oxide can be prepared by 1-(4-chloro-phenyl)-2-nitro-propan-1-one. This reaction is a kind of Oxidation. This reaction will need reagents aq. H2O2; titanium silicalite TS-1 and solvent methanol. The reaction time is 24 h with reaction temperature of 60 °C. The yield is about 91%.
Uses of 2-Pyridinecarboxylicacid, 1-oxide: it can be used to produce Sodiumsalt of picolinic acid N-oxide. It will need reagent NaOH. The yield is about 99%.
When you are using this chemical, please be cautious about it as the following:
It is irritating to eyes, respiratory system and skin. When you are using it, wear suitable protective clothing. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.