1,4-Dichlorobenzene

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1,4-Dichlorobenzene

File:1,4 dichlorobenzene balls.jpg
Ball-and-stick model of 1,4-Dichlorobenzene

1,4-Dichlorobenzene (also known as p-dichlorobenzene) is an organic compound with the formula C_H_Cl_. It is a colorless solid with a strong odor, commonly used as a deodorant for garbage and restrooms, and as a pesticide.

Structure and Properties[edit]

1,4-Dichlorobenzene is a derivative of benzene, with two chlorine atoms substituted at the para positions. This symmetrical substitution pattern gives the compound its name and distinct properties. It is a crystalline solid at room temperature and has a melting point of 53.5 °C.

Synthesis[edit]

1,4-Dichlorobenzene is typically produced by the chlorination of benzene in the presence of a catalyst. The reaction involves the substitution of hydrogen atoms on the benzene ring with chlorine atoms.

Uses[edit]

1,4-Dichlorobenzene is widely used as a moth repellent and in air fresheners. It is also used in the production of poly(p-phenylene sulfide), a high-performance thermoplastic polymer.

File:Synthesis Poly(p-phenylene sulfide).svg
Synthesis of Poly(p-phenylene sulfide)

Health and Safety[edit]

Exposure to 1,4-Dichlorobenzene can occur through inhalation, ingestion, or skin contact. It is important to handle this compound with care, as it can cause irritation and has been classified as a possible human carcinogen.

Environmental Impact[edit]

1,4-Dichlorobenzene is persistent in the environment and can accumulate in living organisms. It is important to manage its use and disposal to minimize environmental contamination.

Related Pages[edit]