Introduction
The CAS number 2070-70-4 is the identifier for the chemical compound known as Tris (2-chloroethyl) phosphate. It is a colorless, odorless, and water-soluble phosphorus-based chemical compound. Tris (2-chloroethyl) phosphate is used primarily as a flame retardant and as a plasticizer in a variety of applications, including the manufacture of wire and cable insulation, adhesives, paints, coatings, and rubber products.
Chemical Properties
Tris (2-chloroethyl) phosphate is an organophosphate compound composed of three chlorine atoms and one phosphorus atom, with a molecular weight of 227.5 g/mol. The chemical formula is C6H15O4PCl3. It is a colorless liquid with a low melting point of -50°C and a boiling point of 200°C. The compound is soluble in water and has a low vapor pressure.
Toxicity
Tris (2-chloroethyl) phosphate is a toxic compound that is classified as a Category 1 carcinogen by the International Agency for Research on Cancer. In addition, it is classified as an environmental toxin by the United States Environmental Protection Agency (EPA). Exposure to Tris (2-chloroethyl) phosphate can cause irritation to the eyes, skin, and respiratory tract. The compound is also known to cause liver, kidney, and reproductive damage, as well as cancer in animals.
Applications
Tris (2-chloroethyl) phosphate is primarily used as a flame retardant and plasticizer in a variety of applications, including the manufacture of wire and cable insulation, adhesives, paints, coatings, and rubber products. The compound is also used in the production of certain industrial surfactants and detergents, as well as in the manufacture of certain textiles and plastics.
Regulations and Safety
The use of Tris (2-chloroethyl) phosphate is regulated due to its toxicity. The EPA has placed restrictions on the amount of the compound that can be released into the environment. In addition, the European Union has adopted the REACH Regulation, which restricts the use of certain hazardous substances, including Tris (2-chloroethyl) phosphate.
Conclusion
Tris (2-chloroethyl) phosphate is a colorless, odorless, and water-soluble phosphorus-based chemical compound with the CAS number 2070-70-4. It is primarily used as a flame retardant and plasticizer in a variety of applications. The compound is toxic and is classified as a Category 1 carcinogen by the International Agency for Research on Cancer. Its use is regulated due to its toxicity, and the European Union has adopted the REACH Regulation, which restricts its use.