Substance profile
Fenpyroximate
Fenpyroximate is a white crystalline powder.
01 · Identification
What Fenpyroximate is
Fenpyroximate is a white crystalline powder. It melts at 102 °C.
Under the GHS it carries the signal word Danger.
Other names for Fenpyroximate
- fenpyroximate (ISO)
- tert-butyl 4-[({(E)-[(1,3-dimethyl-5-phenoxy-1H-pyrazol-4-yl)methylene]amino}oxy)methyl]benzoate
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. |
| H301 | Toxic if swallowed. |
| 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, P304, P310, P313, P330, P333, P391, P501
03 · Physical and chemical properties
Fenpyroximate 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 | 101.75 °C (215.2 °F) | range, midpoint shown | HSDB |
| Density | 1.25 g/cm³ | at 20 °C | HSDB |
| Solubility | Solubility at 20 °C (g/L): methanol 15, n-hexane 4; xylene 175 | at 20 °C | HSDB |
| In methanol 15.3, acetone 150, chloroform 1197, tetrahydrofuran 737, toluene 268, ethyl acetate 201, ethanol 16.5, n-hexane 3.5 (all in g/L, 25 °C) | at 25 °C | HSDB | |
| In water, 2.31X10-2 mg/L at 25 °C, pH 7 | at 25 °C | HSDB | |
| Vapor pressure | 55.5046 mmHg | at 25 °C | HSDB |
| Flash point | 85 °C (185 °F) | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.