Substance profile
N-Methylacetamide
N-Methylacetamide is NEEDLES.
01 · Identification
What N-Methylacetamide is
N-Methylacetamide is NEEDLES. Its molecular formula is C3H7NO and its molecular weight is 73.09 g/mol. It boils at 205 °C, melts at 28 °C, is soluble in water.
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 |
|---|---|
| H360D | May damage the unborn child. |
03 · Physical and chemical properties
N-Methylacetamide 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 | 205 °C (401 °F) | HSDB | |
| Melting point | 28 °C (82.4 °F) | HSDB | |
| Density | 0.9371 g/cm³ | at 25 °C | HSDB |
| Solubility | SOL IN CHLOROFORM | HSDB | |
| Soluble in alcohol, ether, acetone, benzene | HSDB | ||
| In water, 1X10+6 mg/l @ 20 °C | at 20 °C | HSDB | |
| Vapor pressure | 0.44 mmHg | at 23 °C | HSDB |
| 0.44 mmHg | Haz-Map | ||
| Flash point | 108 °C (226.4 °F) | HSDB | |
| Critical temperature and pressure | 417 °C (782.6 °F) | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.