How is pentachlorophenol produced?

How is pentachlorophenol produced?

Pentachlorophenol is produced by the stepwise chlorination of phenols in the presence of catalysts (aluminum trichloride or ferric trichloride) (Pommer and Jaetsch 2012). Outside of the United States, it is also produced by the alkaline hydrolysis of hexachlorobenzene.

Why is pentachlorophenol banned?

The US Environmental Protection Agency is proposing to ban all uses of the wood preservative pentachlorophenol. Commonly called penta, the chemical is used primarily to treat wooden utility poles. The US National Toxicology Program lists pentachlorophenol as a “reasonably anticipated” human carcinogen.

What is pentachlorophenol made of?

Pentachlorophenol (PCP) is a chlorinated derivative of phenol with empirical formula C6Cl5OH and molecular weight 266.34. The compound consists of needlelike crystals.

What is another name for pentachlorophenol?


Other names Santophen, Pentachlorol, Chlorophen, Chlon, Dowicide 7, Pentacon, Penwar, Sinituho, Penta
CAS Number 87-86-5
3D model (JSmol) Interactive image

How is pentachlorophenol used?

Pentachlorophenol (PCP) is an industrial wood preservative used mainly to treat utility poles and cross arms.

Where is pentachlorophenol made?

Pentachlorophenol. KMG ‘s penta products include penta blocks and penta solutions. At our facility in Matamoros, Mexico, we manufacture solid penta blocks or make it into a liquid solution of penta concentrate. We also make penta concentrate at our formulation facility in Tuscaloosa, Alabama.

Is pentachlorophenol still used?

Pentachlorophenol was widely used as a pesticide and wood preservative. Since 1984, the purchase and use of pentachlorophenol have been restricted to certified applicators. It is no longer available to the general public. It is still used as a wood preservative for utility poles, railroad ties, and wharf pilings.

Is pentachlorophenol harmful to humans?

It was primarily used as a wood preservative. Pentachlorophenol is extremely toxic to humans from acute (short-term) ingestion and inhalation exposure. Acute inhalation exposures in humans have resulted in neurological, blood, and liver effects, and eye irritation.

Is pentachlorophenol a pesticide?

Pentachlorophenol was once one of the most widely used biocides in the United States, but it is now a restricted use pesticide and is no longer available to the general public.

What does pentachlorophenol smell like?

Pentachlorophenol is a colorless to white, sand-like solid. It has a pungent odor when hot and is used in making pesticides and fungicides, and as a wood preservative.

How do you get pentachlorophenol off your skin?

* On skin contact with Pentachlorophenol, immediately wash or shower to remove the chemical. At the end of the workshift, wash any areas of the body that may have contacted Pentachlorophenol, whether or not known skin contact has occurred.