4-Ethylpyridine CAS Number: 536-75-4
Pharmaceutical Materials 2025-03-02
CAS Number: 536-75-4
Molecular Formula: C7H9N
Molecular Weight: 107.153 g/mol
Appearance: Colorless to light yellow liquid
Melting Point: -91°C
Boiling Point: 168°C
Density: 0.942 g/cm³
Usage: Primarily used as an intermediate in pharmaceuticals and pesticides.
4-Ethylpyridine is an organic compound with the CAS number 536-75-4. It has the molecular formula C7H9N and a molecular weight of 107.15 g/mol. This colorless to pale yellow liquid is widely used as an intermediate in the production of pharmaceuticals and pesticides. It has a strong, unpleasant odor and is miscible with organic solvents such as ethanol and ether, but only slightly soluble in water.
| Property | Value |
|---|---|
| CAS Number | 536-75-4 |
| Molecular Formula | C7H9N |
| Molecular Weight | 107.15 g/mol |
| Appearance | Colorless to pale yellow liquid |
| Melting Point | -91°C |
| Boiling Point | 168°C |
| Density | 0.942 g/cm³ at 25°C |
| Refractive Index | 1.501 at 20°C |
| Flash Point | 118°F (47.8°C) |
| Solubility | Slightly soluble in water, miscible with organic solvents |
| Chemical Properties | Flammable, toxic, may form explosive mixtures with air, reacts with oxidizers |
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