1-Ethylimidazole
English Name: 1-Ethylimidazole.
CAS Number: 7098-07-9.
Molecular Formula: C5H8N2.
Molecular Weight: 96.13 g/mol.
Appearance: Colorless to light yellow liquid or crystalline solid.
Usage: Used as an intermediate in organic synthesis.
| Attribute | Details |
|---|---|
| Chemical Name | 1-Ethylimidazole |
| CAS Number | 617-04-9 |
| Molecular Formula | C5H8N2 |
| Molecular Weight | 84.13 g/mol |
| Structure | Five-membered heterocyclic ring with two nitrogen atoms, one of which is substituted with an ethyl group |
| Synonyms | 1-Ethyl-1H-imidazole; Ethylimidazole; N-Ethylimidazole |
| Physical State | Liquid at room temperature |
| Color | Colorless to slightly yellow |
| Odor | Characteristic, pungent odor |
| Density | Approximately 0.96 g/mL at 25°C |
| Boiling Point | 140-142°C (760 mmHg) |
| Flash Point | 42°C (closed cup) |
| Solubility | Miscible with water, miscible with ethanol, ether, and other organic solvents |
| Refractive Index | 1.468-1.470 at 20°C |
| pH | May vary, but typically slightly basic due to imidazole ring |
| Stability | Stable under normal conditions. Incompatible with strong oxidizing agents. |
| Usage | Used as a catalyst, intermediate in organic synthesis, corrosion inhibitor, and as a component in various chemical reactions. It is also used in the preparation of imidazole-based ligands for metal complexation. |
| Health Hazards | May cause irritation to eyes, skin, and respiratory tract. Ingestion may be harmful. Wear appropriate protective equipment and handle with care. |
| Storage | Store in a cool, dry place, away from heat, sparks, and open flames. Keep container tightly closed. |
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