Substance profile
Mepiquat Chloride
Mepiquat Chloride is colorless hygroscopic crystals with a slightly sweet, musty smell.
01 · Identification
What Mepiquat Chloride is
Mepiquat Chloride is colorless hygroscopic crystals with a slightly sweet, musty smell. Its molecular formula is C7H16ClN and its molecular weight is 149.66 g/mol. It melts at 300 °C.
Under the GHS it carries the signal word Danger.
Other names for Mepiquat Chloride
- mepiquat chloride (ISO)
- 1,1-dimethylpiperidinium chloride
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. |
| H332 | Harmful if inhaled. |
| H412 | Harmful to aquatic life with long lasting effects. |
Precautionary statements: P260, P270, P271, P273, P301, P304, P310, P312, P330, P501
03 · Physical and chemical properties
Mepiquat Chloride 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 | 300 °C (572 °F) | above this value | HSDB |
| Density | 0.421 g/cm³ | HSDB | |
| 1.187 g/cm³ | at 20 °C | HSDB | |
| Solubility | Solubility in octanol - 0.95 g/100 ml; water - 52.9 g/100 ml; methanol - 5 g/100 ml | HSDB | |
| Solubility in acetone, 20,000 mg/l; chloroform, 10,500 mg/l; ethanol 162,000 mg/l | HSDB | ||
| Solubility in ethanol 162, chloroform 10.5, benzene, ethyl acetate, cyclohexane all <1.0 (all in g/kg at 20 °C) | at 20 °C | HSDB | |
| Vapor pressure | 0.0000023 mmHg | below this value, at 25.3 °C | HSDB |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.