C3Cl6

C3Cl6, also known as hexachloropropene, is a chlorinated hydrocarbon that is primarily used as a fumigant in agriculture and as a solvent in industrial applications. It is a colorless liquid with a sweet, chloroform-like odor. Hexachloropropene is highly soluble in organic solvents but insoluble in water. It is classified as a persistent organic pollutant due to its long environmental half-life.

The primary use of C3Cl6 is as a soil fumigant to control pests such as nematodes, fungi, and bacteria. It is also used in the production of other chemicals, including chlorinated solvents and flame retardants. In industrial settings, it is used as a solvent for cleaning and degreasing purposes.

However, C3Cl6 is a potent ozone-depleting substance and has been phased out under the Montreal Protocol due to its harmful effects on the Earth's ozone layer. Its production and use are now strictly regulated in many countries.

C3Cl6 is toxic to humans and animals, with exposure leading to symptoms such as dizziness, nausea, and respiratory irritation. Long-term exposure can result in more severe health issues, including liver and kidney damage. Due to its toxicity and environmental impact, the use of C3Cl6 is being phased out in favor of safer alternatives.