766-92-7
https://www.lookchem.com/CASDataBase_766-92-7.htm The reduction of dimethyl and diphenyl sulfoxides, and of alkyl and arylbenzyl sulfoxides to the corresponding sulfides can be carried out using sodium bromide without solvent or benzyl bromide in dimethylformamide, mostly through an oxidation-reduction cycle catalyzed by developing hydrobromic acid.