Substance profile
Diclofop-methyl
Diclofop-methyl is colorless crystals and is odorless.
01 · Identification
What Diclofop-methyl is
Diclofop-methyl is colorless crystals and is odorless. Its molecular formula is C16H14Cl2O4 and its molecular weight is 341.2 g/mol. It melts at 40 °C.
Under the GHS it carries the signal word Warning.
Other names for Diclofop-methyl
- diclofop-methyl (ISO)
- methyl 2-(4-(2,4-dichlorophenoxy)phenoxy)propionate
- methyl (RS)-2-[4-(2,4-dichlorophenoxy)phenoxy]propionate
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. |
| 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: P261, P270, P272, P273, P280, P301, P312, P313, P330, P333, P391, P501
03 · Physical and chemical properties
Diclofop-methyl 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 | 176 °C (348.8 °F) | range, midpoint shown, at 0.1 mmHg (reduced pressure) | HSDB |
| Melting point | 40 °C (104 °F) | range, midpoint shown | HSDB |
| Vapor pressure | 255.021 mmHg | at 20 °C | HSDB |
| 0.0000035 mmHg | Haz-Map | ||
| Flash point | 38 °C (100.4 °F) | Closed cup | HSDB |
| Corrosivity | Non-corrosive | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Source notes
Further notes on Diclofop-methyl
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
In water at 22 °C, 3 mg/l. Readily soluble in common organic solvents, eg, acetone 2490, diethyl ether 2280, xylene 2530, ethanol 110, light petroleum (BP 60-95 °C) 60 (all in g/l at 20 °C).
Source: HSDB
05 · Handling and storage
Storing and handling Diclofop-methyl
Storage conditions
Store where contamination of fertilizer, seed, and foodstuffs will not occur.
Source: Hazardous Substances Data Bank (HSDB)
Reactivity
A bridged diphenyl.
Source: CAMEO Chemicals
Planning storage for a mix of chemicals? Check Diclofop-methyl in the storage compatibility matrix →