4-Nitro-2-picoline N-oxide
Pharmaceutical Materials 2025-03-02
CAS Number: 5470-66-6
Molecular Formula: C6H6N2O3
Molecular Weight: 154.123 g/mol
Appearance: Yellowish to off-white powder
Melting Point: 155-159°C Use: It is mainly used as a pharmaceutical and pesticide intermediate.
| Property | Details |
|---|---|
| Chemical Name | 4-Nitro-2-picoline N-oxide |
| CAS Number | 695-26-1 |
| Synonyms | 2-Methyl-4-nitropyridine N-oxide; 4-Nitro-α-picoline N-oxide; 2-Methyl-4-nitropyridine 1-oxide; Pyridine, 2-methyl-4-nitro-, 1-oxide |
| Formula | C6H6N2O3 |
| Molecular Weight | 154.12 g/mol |
| Appearance | Yellow crystalline solid |
| Melting Point | 128-132 °C (lit.) |
| Boiling Point | 297.4±25.0 °C (Predicted) |
| Density | 1.35±0.06 g/cm³ (Predicted) |
| Solubility | Soluble in organic solvents, slightly soluble in water. |
| Stability | Stable under normal conditions. May decompose at high temperatures or in the presence of strong acids or bases. |
| Hazard Statements | Harmful if swallowed or inhaled. May cause skin irritation and serious eye irritation. May cause respiratory irritation. |
| Precautionary Statements | Keep away from heat, sparks, and open flames. Keep away from sources of ignition. Avoid contact with skin and eyes. Wear appropriate protective clothing, gloves, and eye/face protection. In case of contact with skin or eyes, rinse immediately with plenty of water and seek medical attention if necessary. |
| Usage | Used as an intermediate in the synthesis of organic compounds, particularly in the pharmaceutical and agrochemical industries. |
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