A sulfone is a chemical compound containing a sulfonyl functional group attached to two carbon atoms. The central hexavalent sulfur atom is double bonded to each of two oxygen atoms and has a single bond to each of two carbon atoms, usually in two separate hydrocarbon substituents.

Vinyl sulfones as mechanism-based cysteine protease inhibitors
Organosulfones as chemical chameleons. Ring expansion to .alpha.-methoxy and .alpha.-phenylthio ketones
Asymmetric synthesis of allylic sulfones useful as asymmetric building blocks.
ChemInform Abstract: α‐Acetoxysulfones as “Chiral Aldehyde” Equivalents
ChemInform Abstract: α‐Acetoxysulfones as “Chiral Aldehyde” Equivalents.
ChemInform Abstract: Organosulfones as Chemical Chameleons. A Ring Expansion to α-Methoxy and α-Phenylthio Ketones
ChemInform Abstract: CHEMOSELECTIVE OXIDATION OF SULFIDES TO SULFONES WITH POTASSIUM HYDROGEN PERSULFATE
Cyclorearrangement and cycloolefination of keto-bis-sulfones. A sulfone analog of a pinacol reduction-rearrangement
The Structure of Lithium Compounds of Sulfones, Sulfoximides, Sulfoxides, Thioethers and 1,3‐Dithianes, Nitriles, Nitro Compounds a...
Isolatable, water soluble, and hydrolytically stable active sulfones of poly(ethylene glycol) and related polymers for modification ...