Substance profile
1-Methylimidazole
1-Methylimidazole: liquid.
01 · Identification
What 1-Methylimidazole is
1-Methylimidazole: liquid. It boils at 196 °C, melts at -6 °C.
Under the GHS it carries the signal word Danger.
02 · GHS classification
Hazards and label elements
Harmonised classification under CLP Annex VI. This is the legally binding classification in the EU; other jurisdictions may differ.
| Code | Hazard statement |
|---|---|
| H312 | Harmful in contact with skin. |
| H302 | Harmful if swallowed. |
| H314 | Causes severe skin burns and eye damage. |
Precautionary statements: P260, P270, P280, P301, P302, P310, P312, P330, P331, P352
03 · Physical and chemical properties
1-Methylimidazole properties
Every value is shown with the conditions it was measured under and the source it came from. Where sources disagree, all values are listed rather than one being picked — the difference is usually a different form of the substance, not an error.
| Property | Value | Conditions | Source |
|---|---|---|---|
| Boiling point | 196 °C (384.8 °F) | at 760 mmHg | DOE PAC |
| 195.5 °C (383.9 °F) | DrugBank | ||
| Melting point | -6 °C (21.2 °F) | DOE PAC | |
| Density | 1.0325 g/cm³ | at 25 °C | DOE PAC |
| Solubility | 1000000 mg/L (at 20 °C) | at 20 °C | DrugBank |
| Vapor pressure | 0.47 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.