Substance profile
Imidacloprid
Imidacloprid is colorless crystals with a slight characteristic odor.
01 · Identification
What Imidacloprid is
Imidacloprid is colorless crystals with a slight characteristic odor. Its molecular formula is C9H10ClN5O2 and its molecular weight is 255.66 g/mol. It melts at 144 °C.
Under the GHS it carries the signal word Danger.
Other names for Imidacloprid
- imidacloprid (ISO)
- (E)-1-(6-chloro- 3-pyridylmethyl)-N-nitroimidazolidin-2-ylideneamine
- (2E)-1-[(6-chloropyridin- 3-yl) methyl]-N-nitroimidazolidin-2-imine
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 |
|---|---|
| H301 | Toxic if swallowed. |
| H400 | Very toxic to aquatic life. |
| H410 | Very toxic to aquatic life with long lasting effects. |
Precautionary statements: P270, P273, P301, P310, P330, P391, P501
03 · Physical and chemical properties
Imidacloprid 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 | 144 °C (291.2 °F) | HSDB | |
| 143.5 °C (290.3 °F) | range, midpoint shown | HMDB | |
| Density | 1.54 g/cm³ | ICSC | |
| Solubility | In water, 6.1X10+2 mg/L at 20 °C | at 20 °C | HSDB |
| At 20 °C: dichloromethane 6.7X10+4 mg/L, isopropanol 2.3X10+4 mg/L, toluene 6.9X10+2 mg/L | at 20 °C | HSDB | |
| Solubility in water, g/100ml at 20 °C: 0.061 | at 20 °C | ICSC | |
| Vapor pressure | 0.003 mmHg | at 20 °C | HSDB |
| Vapor pressure at 20 °C: negligible | at 20 °C | ICSC |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.
04 · Handling and storage
Storing and handling Imidacloprid
Storage conditions
Keep container tightly closed in a dry and well-ventilated place. Storage class (TRGS 510): Non Combustible Solids
Source: Hazardous Substances Data Bank (HSDB)
Incompatible materials
Incompatible materials: Strong oxidizing agents
Source: Hazardous Substances Data Bank (HSDB)
Planning storage for a mix of chemicals? Check Imidacloprid in the storage compatibility matrix →