Substance profile
Isazofos
Isazofos is an amber liquid.
01 · Identification
What Isazofos is
Isazofos is an amber liquid. Its molecular formula is C9H17ClN3O3PS and its molecular weight is 313.74 g/mol. It boils at 170 °C, is miscible with water.
Under the GHS it carries the signal word Danger.
Other names for Isazofos
- isazofos (ISO)
- O-(5-chloro-1-isopropyl-1,2,4-triazol-3-yl) O,O-diethyl phosphorothioate
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 |
|---|---|
| H330 | Fatal if inhaled. |
| H311 | Toxic in contact with skin. |
| H301 | Toxic 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>. |
| H317 | May cause an allergic skin reaction. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P260, P261, P270, P271, P272, P273, P280, P301, P302, P304, P310, P313, P314, P330, P333, P352, P391, P501
03 · Physical and chemical properties
Isazofos 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 | 170 °C (338 °F) | at 760 mmHg | HSDB |
| Density | 1.22 g/cm³ | at 20 °C | HSDB |
| Solubility | Miscible with methanol, chloroform, benzene, hexane | HSDB | |
| In water, 69 mg/l at 20 °C | at 20 °C | HSDB | |
| Vapor pressure | 0.000087 mmHg | at 25 °C | HSDB |
| 0.000087 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.