Substance profile
Flufenacet
Flufenacet is a white to tan solid with a mercaptan-like odor.
01 · Identification
What Flufenacet is
Flufenacet is a white to tan solid with a mercaptan-like odor. Its molecular formula is C14H13F4N3O2S and its molecular weight is 363.33 g/mol. It melts at 77.5 °C.
Under the GHS it carries the signal word Warning.
Other names for Flufenacet
- flufenacet (ISO)
- N-(4-fluorophenyl)-N-isopropyl-2-(5-trifluoromethyl-[1,3,4]thiadiazol-2-yloxy)acetamide
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>. |
| 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, P272, P273, P280, P301, P312, P313, P314, P330, P333, P391, P501
03 · Physical and chemical properties
Flufenacet 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 | Decomposes | decomposes | HSDB |
| Melting point | 77.5 °C (171.5 °F) | range, midpoint shown | HSDB |
| Density | 1.312 g/cm³ | HSDB | |
| Solubility | In water, 56 mg/L (pH 4) at 25 °C; 56 mg/L (pH 7) at 25 °C; 54 mg/L (pH 9) at 25 °C | at 25 °C | HSDB |
| Vapor pressure | 6.75e-7 mmHg | at 20 °C | HSDB |
| 6.7e-7 mmHg | Haz-Map | ||
| Corrosivity | Non-corrosive to equipment and metal surfaces | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Source notes
Further notes on Flufenacet
These are descriptions rather than measured values, so they are kept out of the table above and quoted here with the source that reported them.
Solubility
Solubility in organic solvents (g/L at 20 °C): n-hexane - 8.7; toluene - >200; dichloromethane - >200; 2-propanol - 170; 1-octanol - 88; polyethylene glycol - 74; acetone - >200; dimethylformamide - >200; acetonitrile - >200; dimethylsulfoxide - >200
Source: HSDB
05 · Handling and storage
Storing and handling Flufenacet
Storage conditions
Store in cool dry place. Storage above 100 °F results in loss of active ingredient.
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check Flufenacet in the storage compatibility matrix →