3-Methyl-4-nitropyridine-N-oxide CAS Number: 1074-98-2
Pharmaceutical Materials 2025-03-02
CAS Number: 1074-98-2
Molecular Formula: C6H6N2O3
Molecular Weight: 154.1234 g/mol
Appearance: Yellow crystalline needles or powder
Melting Point: 135-139 °C
Boiling Point: 383.02 °C
Usage: Important fine chemical intermediate, mainly used in the preparation of light cephalosporins in the pharmaceutical industry.
3-Methyl-4-nitropyridine N-oxide, with the CAS number 1074-98-2, is an organic compound belonging to the class of nitropyridines. It serves as an important intermediate in the fine chemical industry, particularly in the pharmaceutical sector for the synthesis of various compounds. This compound exists as a yellow crystalline solid or powder and exhibits specific physical and chemical properties that make it suitable for various applications.
| Property | Value |
|---|---|
| Chemical Formula | C6H6N2O3 |
| Molecular Weight | 154.1234 g/mol |
| Physical State | Yellow crystalline solid/powder |
| Melting Point | 135-139 °C |
| Boiling Point | 383.02 °C |
| Density | 1.363-1.4564 g/cm³ |
| Refractive Index | 1.585-1.601 |
| Flash Point | 185.44-194.0 °C |
| Solubility | Soluble in chloroform, acetone |
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