Sulfone

Sulfone is a chemical compound that contains the functional group with the structure R-S(=O)_2-R', where R and R' are organic groups. The group is also known as sulfonyl. Sulfones are often used as solvents, high-temperature polymers, and in the treatment of certain medical conditions.

Chemical Structure

The sulfonyl functional group is composed of a sulfur atom bonded to two oxygen atoms (double bonds) and two organic groups. The sulfur atom is in the oxidation state +6 and the oxygen atoms are in the oxidation state -2. The sulfur-oxygen bonds are polar due to the difference in electronegativity between sulfur and oxygen atoms, which gives sulfones their unique chemical properties.

Uses

Sulfones are used in various industrial applications due to their chemical stability and resistance to oxidation. They are used as solvents in chemical reactions, as they can dissolve a wide range of compounds. Sulfones are also used in the production of high-temperature polymers, such as polyether ether ketone (PEEK) and polyphenylsulfone (PPSU), which are used in aerospace, automotive, and medical industries.

In medicine, sulfones are used in the treatment of leprosy and tuberculosis. Dapsone, a sulfone drug, is commonly used in the treatment of leprosy. It is also used in the treatment of dermatitis herpetiformis, a skin condition associated with celiac disease.

Safety

Sulfones are generally safe to handle, but they can cause irritation to the skin and eyes. Ingestion or inhalation of sulfones can cause nausea, vomiting, and respiratory distress. Long-term exposure can lead to liver and kidney damage.

See Also

• Sulfoxide
• Sulfonamide (medicine)
• Sulfonic acid