Substance profile
Monolinuron
Monolinuron is colorless crystals and is odorless.
01 · Identification
What Monolinuron is
Monolinuron is colorless crystals and is odorless. Its molecular formula is C9H11ClN2O2 and its molecular weight is 214.65 g/mol. It melts at 81.5 °C.
Under the GHS it carries the signal word Warning.
Other names for Monolinuron
- monolinuron (ISO)
- 3-(4-chlorophenyl)-1-methoxy-1-methylurea
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 |
|---|---|
| H302 | Harmful if swallowed. |
| H373 | May cause damage to organs <or state all organs affected, if known> through prolonged or repeated exposure <state route of exposure if it is conclusively proven that no other routes of exposure cause the hazard>. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P260, P270, P273, P301, P312, P314, P330, P391, P501
03 · Physical and chemical properties
Monolinuron 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 |
|---|---|---|---|
| Melting point | 81.5 °C (178.7 °F) | range, midpoint shown | HSDB |
| 20 °C (68 °F) | at 1.1e-05 mmHg (reduced pressure) | HSDB | |
| Solubility | SOL IN DIOXANE, & XYLENE | HSDB | |
| 735 ppm in water at 20 °C; sol in alcohol, acetone, benzene, toluene | at 20 °C | HSDB | |
| Water solubility = 930 mg/l at 20 °C. | at 20 °C | HSDB | |
| Vapor pressure | 0.00015 mmHg | at 22 °C | HSDB |
| 0.00015 mmHg | Haz-Map | ||
| Corrosivity | NONCORROSIVE | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.