Substance profile
Chlorphonium chloride (ISO)
Chlorphonium chloride (ISO) is a white crystalline solid with a mild aromatic odor.
01 · Identification
What Chlorphonium chloride (ISO) is
Chlorphonium chloride (ISO) is a white crystalline solid with a mild aromatic odor. Its molecular formula is C19H32Cl3P and its molecular weight is 397.8 g/mol. It melts at 117 °C.
Under the GHS it carries the signal word Danger.
Other names for Chlorphonium chloride (ISO)
- tributyl (2,4-dichlorobenzyl) phosphonium 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. |
| H312 | Harmful in contact with skin. |
| H315 | Causes skin irritation. |
| H319 | Causes serious eye irritation. |
Precautionary statements: P264, P270, P280, P301, P302, P305, P310, P312, P313, P330, P332, P337, P338, P352
03 · Physical and chemical properties
Chlorphonium chloride (ISO) 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 | 117 °C (242.6 °F) | range, midpoint shown | HSDB |
| Solubility | SOL IN WATER, ACETONE, ETHANOL, ISOPROPYL ALCOHOL | HSDB | |
| INSOL IN HEXANE, DIETHYL ETHER | HSDB | ||
| SOL IN HOT BENZENE | HSDB | ||
| Vapor pressure | 7e-7 mmHg | Haz-Map |
Values compiled from PubChem Laboratory Chemical Safety Summary. Temperatures converted to Fahrenheit for reference.